The annual meeting is hosted by CRAB with additional support from the Bureau of Reclamation (specifically, the Lower Colorado River Multi-Species Conservation Program (LCR MSCP)). Those who have not participated in the past are welcomed and encouraged to participate in all upcoming meetings. The 2019 CRAB meeting was canceled.
Meeting updates and information are distributed via the Lower Colorado River Fish list serve (LCRFish). The list is a convenient forum for discussion and disseminating information. Anyone may subscribe to the list by contacting Dr. Paul Marsh at fish.dr@nativefishlab.net.
The following table includes presentations from previous CRAB meetings. All information contained within these presentations is to be considered preliminary and for informational use only. Any use of this material should be done so with specific permission from the author. Click the arrows to expand the table and see the presentations.
CRAB 2011 Meeting |
Successes and Failures of Renovating Two Ponds at INWR, presented by Tammy Knecht |
Post-Stocking Survival and Movement of Telemetered Bonytail in Lake Havasu, presented by Christine M. Adelsberger |
Recent Trends in the Lee's Ferry Tailwater Rainbow Trout Fishery, presented by Luke Avery |
2010 Lake Mead Razorback Sucker Augmentation, presented by Brandon Senger |
Lake Mohave Nevada Department of Wildlife, presented by Mike Burrell |
Fish Predation on Quagga Mussels, presented by Cathy Karp |
Dexter NFH - Station Update, presented by Wade Wilson |
Testing the Efficacy of Various Treatments for Removing Quagga Mussel Veligers, presented by Wade Wilson |
Patterns of Genetic Variation in Razorback Sucker from Lakes Mohave and Mead, presented by Melody J. Saltzgiver |
Flannelmouth Sucker Population Status and Habitat Use in the Colorado River Below Davis Dam, presented by Eric Best |
Utah Division of Wildlife Resources, presented by Wayne Gustaveson |
Nevada Department of Wildlife Lake Mead, presented by Deborah Herndon |
Lake Mohave Razorback Sucker Sonic Telemetry, presented by Abe Karam and Brian Kesner |
Lake Mead Razorback Sucker Update: 2010, presented by Ron Kegerries |
LCR MSCP Program Overview and 2010 Fish Augmentation Summary, presented by Jeff Lantow |
Grand Canyon Fish Community Monitoring 2010 Results, presented by Aaron Bunch |
Survival Estimates Using MARK for Imperial Ponds RASU Populations, presented by Guillermo Ley |
Lower Colorado River 2010 Update, presented by Mitch Thorson |
Non-Native Fish Sampling at Lees Ferry Slough, presented by Robin Osterhoudt |
RASU Roundup Summary March, May, and November 2010 Lake Mohave, presented by Carol A. Pacey |
Sharing Tails: Teaching Children about Native Arizona Fish, presented by Carol A. Pacey |
Population Estimates and Water Quality Summary for Native Fish in Backwater Habitats, presented by Robert Randall |
2010 RASU Work Between Davis and Parker Dams |
Annual Fisheries Population Monitoring 2010 by AZGFD, presented by Mark Brown |
Growth of RASU at Bubbling Ponds Hatchery, AZ, presented by David Ward |
Willow Beach National Fish Hatchery Station Update 2010, presented by Giovanni Cappelli |
Achii Hanyo Native Fish Rearing Facility 2010 Station Update, presented by Mark Yost |
Davis Dam Zequanox Treatments, presented by Marc Maynard |
CRAB 2012 Meeting |
Annual Fisheries Population Monitoring - 2011, presented by Russ Engel and Mark Brown (AZGFD) |
Bismarck Brown as a Marking Technique for desert pupfish (Cyprinodon macularius), presented by Tammy Knecht (USFWS) |
Imperial Ponds Native Fish Off-channel Habitat Progress and Summer Telemetry Study, presented by Guillermo Ley, Jane S. Fencl, Brian R. Kesner, and Paul C. Marsh |
Summary of Giant Salvinia Spraying Activities on the Palo Verde Irrigation Drain, 2011, presented by Mitch Thorson (USFWS) |
Population Estimates and Water Quality Summary for Native Fish in Backwater Habitats (FY 2011), presented by Mitch Thorson and Robert Randall (USFWS) |
Characterization of Zooplankton Communities in Off-Channel Native Fish Habitats, presented by Eric Loomis (LCR MSCP) |
Evaluation of a Secondary Filtration Technology for Nonnative Fish Exclusion at the Imperial Ponds, INWR, Arizona, Presented by Chris Karchesky |
Post-stocking Survival and Movement of Telemetered Bonytail Gila elegans in Lake Havasu, presented by Christine Adelsberger |
Effects of Elevated pH on Survival of Early Life Stage Razorback Sucker and Bonytail, presented by Jim Stolberg (LCR MSCP) |
Initiation of Studies of Razorback Sucker Survival in Lower Colorado River Reach 3, presented by Kristen Patterson, Abraham Karam, Brian Kesner, and Paul Marsh |
Razorback Conservation without Predator Control: An Obituary, presented by Gordon Mueller |
Lake Mohave General Fish Surveys 2004-2011, presented by Greg Cummins (AZGFD) |
Lake Mohave Artificial Habitat Update, presented by Mike Burrell (NDOW) |
Impact of Repatriation on Genetic Variation in the Lake Mohave Population of Razorback Sucker, presented by Thomas Dowling (ASU) |
Reproductive Success of Individual Razorback Suckers in Impounded Backwaters, presented by Melody Saltzgiver (ASU) |
Summary of the Lower Colorado River Native Fishes Database Activities for 2011, presented by Carol Pacey |
Use of Remote PIT-Scanners to Monitor Razorback Sucker in Lake Mohave, presented by by Abraham Karam, Brian Kesner, Kristen Patterson, and Paul Marsh |
Population Dynamics of Razorback Sucker in Lake Mohave, presented by Brian Kesner, Abraham Karam, Carol Pacey, and Paul Marsh |
Achii Hanyo Native Fish Rearing Facility, presented by Jake Rice (USFWS) |
Willow Beach National Fish Hatchery Station Update, 2011, presented by Mark Olson (USFWS) |
Razorback Growth at Bubbling Ponds Fish Hatchery, presented by Matt O'Neill (AZGFD) |
Lake Mead Sportfish, presented by Debbie Herndon (NDOW) |
Lake Mead Razorback Sucker Augmentation, presented by Brandon Senger (NDOW) |
Illuminating the Depths: 2010-2011 Long-term Monitoring Studies of Razorback Sucker on Lake Mead, Nevada, presented by Zachary Shattuck, Brandon Albrecht, Ronald Rogers, and Paul Holden |
Razorback Sucker Studies at the Colorado Inflow of Lake Mead, Nevada and Arizona; Continued Efforts to Locate Razorback Sucker - 2011, Ron Kegerries, Brandon Albrecht, and Paul Holden |
Lake Mead Zooplankton Selenium Bioassessment Study, presented by Tim Ricks (SNWA) |
Status Update on the Endangered Moapa Dace (Moapa coriacea), presented by David J. Syzdek (SNWA) |
Operation of a Remote PIT Tag Antenna Array in the Little Colorado River, presented by Bill Persons (USGS) |
Little Colorado River Fish Monitoring in the Lower 1,200 Meters, Grand Canyon, AZ 1987-2011, presented by Brian Clark (AZGFD) and USGS |
Grand Canyon Fish Community Monitoring: 2011 Results, presented by Robin Osterhoudt (AZGFD) and USGS |
Lees Ferry Rainbow Trout Fishery 2011 Status Report, presented by Mike Anderson (AZGFD) |
Lake Powell, presented by Wayne Gustaveson (UDWR) |
The Purpose of Recovery, presented by Gordon Mueller |
An Overview of Humpback Mark-Recapture Trips During 2011, presented by Randy VanHaverbeke (USFWS) |
Recovery Planning for the Razorback Sucker and Bonytail in the Lower Colorado River Basin, presented by Pam Sponholtz (USFWS) |
Some Reflections on Recovery, presented by Tom Burke |
CRAB 2013 Meeting |
Annual Fisheries Population Monitoring - 2012, presented by AGFD |
Summary of Native Fish Monitoring Activities at Imperial Ponds, 2012, presented by Mash & Associates |
Summary of Giant Salvinia Spraying Activities on the Palo Verde Irrigation Drain, 2012, presented by AZ Fish and Wildlife Conservation |
Population Estimates and Water Quality Summary for Native Fish in Off-Channel Habitats, FY 2012, presented by AZFWCO |
Physiological Stress Responses in Bonytail and Razorback Sucker to Handling and Transport, presented by Southwestern Native Aquatic Resources and Recovery Center |
Razorback Sucker Use of Backwaters between Davis and Parker Dams (Lake Havasu), presented by Rick Wydoski and Jeff Lantow |
Amphibian Conservatin and Fisheries Management, the Role of Habitat, presented by AZGFD |
Survival of Razorback Sucker in the MSCP Reach 3, presented by Marsh & Associates |
Razorback Sucker Broodstock Evaluation and Genetic Monitoring, presented by Southwestern Native Aquatic Resources & Recovery Center |
2012 Lake Mohave General Fish Survey Results |
Reproductive Success of Individual Razorback Suckers in Impounded Backwaters |
Use of Remote PIT-scanners to Monitor Razorback Sucker in Lake Mohave, presented by Marsh & Associates |
Summary of Lower Colorado River Native Fishes Database Activities for 2012, presented by Marsh & Associates |
Population Dynamics of Razorback Sucker in Lake Mohave, presented by Marsh & Associates |
Gila elegans Secondary Broodstock Creation, presented by Southwestern Native Aquatic Resources & Recovery Center |
Achii Hanyo Native Fish Rearing Facility 2012 Update, presented by Alison Verkade |
Willow Beach NFH Station Update 2013, presented by Giovanni Cappelli |
Training Bonytail to Avoid Fish Predators, presented by Matt O'Neill, Bill Stewart, and Andi Montony |
Razorback Sucker Update, presented by Nevada Department of Wildlife |
Genetic Monitoring and Control of Recruitment in Bonytail Rearing Ponds, presented by Southwestern Native Aquatic Resources & Recovery Center |
Lake Mead Sportfish, presented by Debora Herndon |
2011-2012 Razorback Sucker Studies on Lake Mead, Nevada and Arizona: Long-term Monitoring and Juvenile Habitat Associations, presented by Bio-West, Inc. |
Razorback Sucker Studies at the Colorado Inflow of Lake Mead - 2012, presented by Bio-West, Inc. |
Little Colorado River Fish Monitoring in the Lower 1,200 Meters 1987-2012 |
Colorado River Fish Monitoring in Grand Canyon, AZ: 2002-2011 Humpback Chub, Gila cypha, Aggregations, Presented by USGS and USFWS |
Lees Ferry Rainbow Trout Fishery 2012 Status Report, Presented by AZGFD |
Lake Powell, Presented by Utah Division of Wildlife Resources |
Water Quality Scientists-Aquatic Ecologists of the Colorado River Basin for Five Decades, Presented by Jerry B. Miller |
Water Quality Scientitsts - Aquatic Ecologists of the Colorado River Basin for Five Decades, Presented by Jerry B. Miller |
Selenium Concentrations in Fish & Zooplankton in Lake Mead, Presented by Southern Nevada Water Authority |
Summary of Humpback Chub Monitoring and Translocation Activities in the LCR Grand Canyon 2012, Presented by USFWS |
Rainbow Trout Early Life Stage Survey Glen Canyon, AZ 2012 Report, Presented by Luke Avery, Dave Foster, and Josh Korman |
Environmental Factors that Reduce Predation by Nonnative Fishes on Native Fishes of the Colorado River, Presented by Arizona Fish & Wildlife Conservation office and Northern Arizona University |
Little Colorado River PIT Tag Antenna Update, Presented by USGS |
CRAB 2014 Meeting |
AZGFD Summary of Surveys from Imperial Dam to I-40, presented by Russ Engel |
Summary of MSCP Activities, presented by Gregg Garnett |
Giant Salvinia Control, presented by Mitch Thorson |
Off-Channel Native Fish Habitats, presented by Rob Randall |
Razorback and Bonytail Surveys from Parker to Palo Verde Damss, presented by Mitch Thorson |
Summary of lower Colorado River Native fishes Database Activities, presented by Carol Pacey |
Using Acoustic Telemetry to Track Bonytail within Lake Havasu, presented by Julia Mueller |
Post-stocking Survival of Razorback Sucker in Lake Havasuu, presented by Brian Kesner |
Beal Lake Conservation Area Update, presented by Jeff Lantow |
Lake Mohave Sport Fish Surveys and Habitat Enhancement Project, presented by Mitch Urban |
Management of Fish Food Resources in Off-Channel Native Habitats, presented by Eric Loomis |
Reproductive Success of Individual Razorback Sucker in Isolated Backwaters: A progress report, presented by Melody Saltzgiver |
Remote Sensing of Razorback Sucker in Lake Mohave, presented by Jamie Wisenall |
Status of Razorback Sucker in Lakes Mohave and Mead: A Conservation Genetics Perspective, presented by Tom Dowling |
Lake Mead Sport Fish Survey, presented by Deborah Herndon |
2012 – 2013 Razorback Sucker Studies on Lake Mead, NV and AZ: Long Term Monitoring and Juvenile Habitat Associations, presented by Brandon Albrecht |
Razorback Sucker use of the Colorado River inflow of Lake Mead and the lower Grand Canyon, presented by Ron Keggeries |
Lake Powell – A Historical Perspective, presented by Wayne Gustaveson |
CRAB 2015 Meeting |
Summary of 2014 Sport Fish Surveys CO River, I-40 Bridge to Mexico, presented by AGFD |
Imperial Ponds Conservation Area 2014 Fisheries Updates, presented by Andrea Finnegan, MSCP |
2014 Lake Mohave General Fish Survey Results, presented by Greg Cummins |
Razorback and Bonytail Surveys from Parker to Palo Verde Dams, presented by Mitch Thorson, Arizona Fishery Resources Office, Parker |
Summary of lower Colorado River Native fishes Database Activities, presented by Carol Pacey, Marsh & Associates, LLC |
Post-stocking monitoring of bonytail within Lake Havasu, presented by Kristen Humphrey, Marsh & Associates, LLC |
Razorback Sucker Use of Backwaters between Davis and Parker Dams (Lake Havasu), presented by Rick Wydoski |
2014 Annual Summary of Remote PIT Scanning Efforts in Reach 3, presented by Chase A. Ehlo, Brian R. Kesner, and Paul C. Marsh, Marsh & Associates, LLC |
Habitat Use and Movements of Telemetry Tagged Juvenile and Sub-Adult Flannelmouth Sucker below Davis Dam, presented by Eric Best, USBR |
MSCP Conservation Area Updates: Beal Lake and Big Bend, presented by Jeff Lantow, MSCP |
Lake Mohave Sport Fish Surveys and Habitat Enhancement Project, presented by Mitch Urban, Nevada Department of Wildlife |
Reproductive Success of Individual Razorback Sucker in Isolated Backwaters: A progress report, presented by Melody Saltzgiver |
Reproductive success of bonytail chub in isolated off-channel habitats, presented by Megan Osborne |
Use of remote PIT scanners to monitor razorback sucker in Lake Mohave, presented by Jamie Wisenall, Marsh & Associates, LLC |
Population dynamics of razorback sucker in two lower Colorado River reservoirs, presented by Brian Kesner, Marsh & Associates, LLC |
Non-native predation on razorback larvae in Lake Mohave, presented by Chase A. Ehlo, Melody Saltzgiver, Tom Dowling, and Paul C. Marsh, Marsh & Associates, LLC |
Status of Razorback Sucker in Lakes Mohave and Mead: A Conservation Genetics Perspective, presented by Tom Dowling |
Razorback and Bonytail Predator Avoidance, presented by Matt O’Neill, AZGFD |
Genetic Monitoring and Biological Control of Recruitment in Bonytail Rearing Ponds, presented by Wade Wilson, Willam Knight, and Manuel Ulibarri, U.S. Fish and Wildlife Service |
Rainbow Trout early life stage survey, Grand Canyon, presented by Luke Avery and Dave Foster |
An evaluation of tagging mortality and tag retention in age-0 humpback chub, Gila cypha, presented by Kirk Young |
Achii Hanyo Native Fish Rearing Facility Update, presented by Tim Bundy |
Effects of a sweeping low frequency pulsed DC electrical field on Asian carp behavior in a zero flow environment, presented by Jackson Gross, Alecia Stewart–Malone, and LeeRoy Carstensen, Minnesota Department of Natural Resources |
Creation of a New Bonytail Broodstock - An Update presented by Wade Wilson, Willam Knight, and Manuel Ulibarri, Southwestern Native Aquatic Resource and Recovery Center |
Willow Beach NFH Razorback Sucker production strategies, presented by Giovanni Cappelli, WBNFH |
Razorback Sucker research and Monitoring on Lake Mead AZ-NV, presented by Brandon Albrecht |
Lake Mead Sport Fish Survey, presented by Deborah Herndon, Nevada Department of Wildlife |
Razorback Sucker, Xyrauchen texanus, telemetry and small-bodied fish community sampling in the Lower Grand Canyon, Arizona, presented by Ron Keggeries |
Documentation of spawning by Razorback Sucker, Xyrauchen texanus, Razorback Sucker in the Lower Grand Canyon portion of the Colorado River during 2014, presented by Steven Platania |
NDOW Lake Mead Hatchery Update, presented by Todd Wright, Nevada Department of Wildlife |
Flannelmouth sucker movement within the Colorado River, Glen Canyon dam to Lake Mead, presented by Robin Osterhoudt and David L. Rogowski, AZGFD |
Little fish big river – dam operations and fish life history, presented by David L. Rogowski, AZGFD |
What factors reduce predation vulnerability for native fishes?, presented by Ben Vaage |
Little Colorado River PIT Antenna Update, presented by Bill Persons, USGS |
Aquatic Invasive Species in the Western US, presented by Quagga D |
Lake Powell , presented by Wayne Gustaveson |
CRAB 2016 Meeting |
Status of LCR MSCP Fish Augmentation and Habitat Creation Goals After 10 Years of Implementation, presented by Gregg Garnett, MSCP |
2015 Imperial Ponds Update, presented by Andrea Finnegan, MSCP |
Off-Channel Native Fish Monitoring on Bill Williams and Cibola National Wildlife Refuges, presented by B. Buechel , USFWS |
Off-Channel Native Fish Monitoring on Bill Williams and Cibola National Wildlife Refuges, presented by B. Buechel, USFWS |
Razorback Sucker Use of Backwaters Between Davis and Parker Dams (Lake Havasu), presented by Rick Wydoski |
2015 Annual Summary of Remote PIT Scanning Efforts in Reach 3, presented by Brian R. Kesner and Paul C. Marsh, Marsh & Associates, LLC |
Post-stocking Monitoring of Bonytail within Lake Havasu, presented by Kristen Humphrey, Marsh & Associates, LLC |
Avian Predation on Native Fish, presented by Julia Mueller |
Could Turbidity Curtains be Used to Create Predator-free Grow Out Environments for Razorback Suckers?, presented by David Ward, Southwest Biological Science Center |
The Role of Artificial Habitat in the Survival of Razorback and Bonytail, presented by Jeff Anderson, MSCP |
Reproductive Success of Individual Razorback Sucker in Isolated Backwaters: A progress report, presented by Tom Dowling, Marsh & Associates, LLC |
Assessing Reproductive Success of Bonytail in the Mohave Backwaters Using Parentage Analyses, presented by Megan Osborne |
AGFD Summary of 2015 Sportfish Surveys, Mexico to I-40, presented by Russ Engel, Arizona Game and Fish |
2015 Lake Mohave General Fish Survey, presented by Greg Cummins |
Lake Mohave Habitat Enhancement Project, presented by Brandon Senger, Nevada Department of Wildlife |
Lake Mead Sport Fish Survey, presented by Deborah Herndon, Nevada Department of Wildlife |
Lake Powell, presented by Wayne Gustaveson, Utah Division of Wildlife Resources |
MSCP Conservation Area Updates: Beal Lake and Big Bend, presented by Jeff Lantow, MSCP |
Use of Remote PIT Scanners to Monitor Razorback Sucker in Lake Mohave, presented by Jamie Wisenall, Marsh & Associates, LLC |
Lake Mohave March Roundup Remote Scanning Study, presented by Jim Stolberg, MSCP |
Summary of Lower Colorado River Native Fishes Database Activities, presented by Carol Pacey, Marsh & Associates, LLC |
Status of Razorback Sucker in Lakes Mohave and Mead: A Conservation Genetics Perspective, presented by Tom Dowling |
Marsh Education: A Non-profit Organization Benefitting Arizona's Children and Native Fishes, presented by Carol Pacey, Marsh Education |
Achii Hanyo Native Fish Rearing Facility Update, presented by Tom Frew |
Genetic Monitoring and Biological Control of Recruitment in Bonytail Rearing Ponds, presented by Wade Wilson, U.S. Fish and Wildlife Service |
NDOW Lake Mead Hatchery Update, presented by Eric Laux, NDOW |
Willow Beach NFH Razorback Sucker Production Strategies, presented by Giovanni Cappelli, WBNFH |
Predator Avoidance Conditioning, presented by Matt O'neill, Arizona Game and Fish |
Adult and Juvenile Razorback Sucker Monitoring and Research on Lake Mead, presented by Harrison Mohn, Bio-West |
Razorback Sucker Research and Monitoring in the Colorado River Inflow Area of Lake Mead and the Lower Grand Canyon, presented by Ron Keggeries, Bio-West |
Second year of larval Razorback Sucker Collection in the Colorado River, Lower Grand Canyon, presented by Eliza Gilbert, American Southwest Ichthyological Researchers, LLC |
Investigations into Razorback and Flannelmouth Sucker Hybridization and Competition with Nonnatives, presented by Pilar Wolters, David Ward, and David L. Rogowski; Arizona Game and Fish Department and US Geological Survey, GCMRC |
Effectiveness of Mechanical Removal of Nonnatives at Bright Angel Creek on the Fish Community in the Mainstem Colorado River, presented by David L. Rogowski, Brian Healy, and Clay Nelson; Arizona Game and Fish Department and National Park Service |
Green Sunfish Removal in a Colorado River Backwater Below Glen Canyon Dam, presented by Lisa Winters and David Ward, Arizona Game and Fish Department |
Evaluation of the Hogback Fish Weir – A Structure Designed to Reduce Entrainment of Endangered Fish in Canals, presented by Mark McKinstry, US Bureau of Reclamation |
Evaluation of the Hogback Fish Weir – Transport and Entrainment of Larval Fish and Neutrally Buoyant Particles, presented by H. Brandenburg, American Southwest Ichthyological Researchers, LLC |
Small Antennas Yield Big Results at San Juan River Waterfall, presented by Mark McKinstry, Nathan Cathcart, and Chris Cheek; Bureau of Reclamation, Kansas State University, and The Navajo Nation |
CRAB 2017 Meeting |
2016 Sportfish Surveys, Mexico to I-40, presented by Russ Engel, AZGFD |
2015 Imperial Ponds Update, presented by Jeff Lantow, LCR MSCP |
Willow Beach NFH Razorback Sucker Production, presented by Mark Olson, Willow Beach National Fish Hatchery |
Status of LCR MSCP Fish Augmentation and Habitat Creation Goals, presented by Gregg Garnett, LCR MSCP |
Post-stocking Survival of Razorback Sucker Downstream of Davis Dam (MSCP Reach 3), presented by Brian R. Kesner, Marsh & Associates |
Monitoring of Razorback Sucker Xyrauchen texanus in Topock Marsh on the Havasu National Wildlife Refuge, presented by Chase Ehlo, Mitch Thorson, and Brad Buechel; Arizona Fish and Wildlife Conservation Office |
Post-stocking Monitoring of Bonytail within Lake Havasu (MSCP Reach 3), presented by Brian Kesner, Marsh & Associates |
Avian Predation on Native Fish, presented by Julia Mueller, NPS |
Colorado Pikeminnow: Forgotten Predator of the Lower Colorado River, presented by David Ward, US Geological Survey Grand Canyon Monitoring and Research Center |
Update on Roundtail Chub in the Bill Williams Drainage, presented by David Partridge, AZGFD |
Reproductive Success of Bonytail (Gila elegans) Reared in Off-Channel Habitats, presented by Megan Osborne, Alyssa Sanchez, and Thomas Turner; University of New Mexico |
Demographics and Monitoring of Razorback Sucker in Lake Mohave, presented by Jamie Wisenall, Marsh & Associates |
Peak Use of Razorback Sucker Spawning Sites in Lake Mohave (2014-2016), presented by Jim Stolberg, LCR MSCP |
2016 Lake Mohave Survey Results, presented by Gregg Cummins, AZGFD |
Lake Mohave Habitat Enhancement Project, presented by Lisa Ozborn, Nevada Department of Wildlife |
Lake Mohave Trammel Netting and Remote PIT Scanning Study, presented by Jim Stolberg, LCR MSCP |
Summary of Lower Colorado River Native Fishes Database Activities for 2016, presented by Carol Pacey, Marsh & Associates |
Habitat Use and Movements of Bonytail and Razorback Sucker in Lake Mohave, presented by Jim Stolberg, LCR MSCP |
2016 Water Quality Results for Lakes Mead and Mohave, presented by Ben Smith, NPS |
Achii Hanyo Native Fish Rearing Facility Update, presented by Joey Saccomanno, USFWS |
NDOW Lake Mead Hatchery Update, presented by Eric Laux, NDOW |
Recirculating Aquaculture for Bonytails: Refuge Population at Mora National Fish Hatchery, presented by Nate Wiese, Mora National Fish Hatchery |
Evaluation of Predator Recognition in Bonytail and Razorback Sucker in Mesocosms, presented by Ryan Mann, Joshua Walters, and Nathan Chase; AZGFD |
Lake Mead Sport Fish, presented by Deborah Herndon, NDOW |
Quagga 2.0, presented by Theresa Thom, NPS |
Lake Mead Razorback Sucker Monitoring, presented by Harrison Mohn, Bio-West |
Razorback Sucker Research and Monitoring in the Colorado River Inflow Area of Lake Mead and the Lower Grand Canyon, presented by Ron Keggeries, Bio-West |
Increased Upstream Detection of Larval Razorback Sucker, Colorado River in Grand Canyon, 2016, presented by Eliza Gilbert, American Southwest Ichthyological Researchers |
Razorback Sucker Hybrids: Hatch Rates, Larval Survival, and Morphometrics, presented by Pilar Wolters, Arizona Game and Fish Department / Northern Arizona University |
Humpback Chub – Range Expansion in the Lower Grand Canyon or Better Sampling?, presented by David L. Rogowski, Arizona Game and Fish Department |
Eradication of Green Sunfish from the Lees Ferry Slough using liquid ammonia, presented by David Ward, USGS |
CRAB 2018 Meeting |
2017 Sportfish Surveys, Mexico to I-40, presented by Russ Engel, AZGFD |
2017 Imperial Ponds Update, presented by Jeff Lantow, LCR MSCP |
Avian Predation Monitoring of Recently Stocked Native Fish, presented by Eric Best, USBR |
Using remote sensing to monitor razorback sucker and bonytail chub below the Palo Verde Dam in the Colorado River, presented by Taylor Haas, Marsh & Associates |
2016-2017 Reach 3 Razorback Sucker Monitoring and Research Updates, presented by Eric Best, USBR |
Summary of Razorback and Bonytail activities conducted by the Arizona Fish and Wildlife Conservation Office, presented by Chase Ehlo, Mitch Thorson, Brad Buechel, U.S. Fish and Wildlife Service |
Beal Slough – Is it as cool as I think?, presented by Jeff Anderson, LCR MSCP |
Habitat use and Movements of Smaller Size Classes of Flannelmouth Sucker in Reach 3, presented by Eric Best, LCR MSCP |
High Reproductive Success of Bonytail (Gila elegans) Reared in Off-Channel Habitats, presented by Megan Osborn, University of New Mexico |
Demographics and Monitoring of Razorback Sucker in Lake Mohave, presented by Brian Kesner, Marsh & Associates |
Off-Channel Habitat Reared Razorback Sucker Distribution, Lake Mohave, NV-AZ: Remote Scanning Summary 2010-2017, presented by Eric Loomis, LCR MSCP |
2017 Lake Mohave Survey Results, presented by Gregg Cummins, Arizona Game and Fish Department |
Willow Beach Creel Summary, presented by Lisa Ozborn, Nevada Department of Wildlife |
Willow Beach NFH Razorback Sucker Production, presented by Gio Cappelli, U.S. Fish and Wildlife Service |
Achii Hanyo Native Fish Rearing Facility Update, presented by Evan Jones, U.S. Fish and Wildlife Service |
NDOW Lake Mead Hatchery Update, presented by Eric Laux, Nevada Department of Wildlife |
Lake Mead Sportfish, presented by Deborah Herndon, Nevada Department of Wildlife |
Installation of PIT tag antennas at the newly constructed Moabi backwater near Needles, CA, presented by Peter MacKinnon, Biomark In,; Mark McKinstry and Laken Anderson, Bureau of Reclamation |
Aquatic invertebrate drift patterns downstream of Colorado River Basin dams, presented by Jeffrey D. Muehlbauer, USGS |
Summary of Lower Colorado River Native Fishes Database Activities for 2017, presented by Carol Pacey, Marsh & Associates |
2016 – 2017 Razorback Sucker Studies on Lake Mead: Long-term Monitoring Report, presented by Ron Rogers, Brandon Albrecht, and Harrison Mohn, Bio-West, Inc. |
Razorback Sucker Research and Monitoring in the Colorado River Inflow Area of Lake Mead and the Lower Grand Canyon, presented by Ron Keggeries, Bio-West, Inc. |
The Effect of Predator Recognition Conditioning Frequency on Survival of Hatchery-reared Bonytail and Razorback Sucker, presented by Kristopher Stahr and Ryan Mann, Arixona Game and Fish Department |
More Questions, presented by Gordon Mueller |
2017 Razorback Sucker and fish community larval surveys within the Colorado River, Grand Canyon NP, presented by Howard Brandenburg, American Southwest Ichthyological Researchers, L.L.C |
Using shape to identify Razorback Flannelmouth sucker hybrids, presented by Pilar Wolters, Arizona Game and Fish Department / Northern Arizona University |
Less water, more Humpback Chub: range expansion into areas formerly inundated by Lake Mead, presented by Jan Boyer, Arizona Game and Fish Department |
Brown Trout at Lees Ferry, crisis or Red Herring?, presented by David L. Rogowski, Arizona Game and Fish Department |
Improving stakeholder engagement and tracking our administrative history with the GCDAMP wiki, presented by Craig Ellsworth, Glen Canyon Dam |
CRAB 2019 Meeting |
The 2019 CRAB meeting was canceled due to a government shutdown.
|
CRAB 2020 Meeting |
Summary of 2019 AZGFD Sport Fish Surveys CO River, I-40 Bridge to Mexico, presented by Ryan Follmuth, Arizona Game and Fish Department |
Status of LCR MSCP Fish Augmentation and Habitat Creation Goals, presented by Jim Stolberg, LCR MSCP |
Lost ,a Desert River and Its Native Fish; A Historical Perspective. Revisited and Expanded, presented by Gordon Mueller, USGS |
2018 Imperial Ponds Update, presented by Jeff Lantow, LCR MSCP |
Razorback Sucker SSA and Proposed Downlisting, presented by Julie Stahli, Upper Colorado River Recovery Program |
Laughlin Lagoon Avian Predation Monitoring: 2015-2017, presented by Eric Best, Reclamation |
Using remote sensing to monitor razorback sucker and bonytail chub below the Palo Verde Dam in the Colorado River, presented by Jake Kelley, Marsh & Associates |
Reach 3 Native Fish Monitoring, presented by Matt Bullard, Reclamation |
Topock Marsh Razorback Sucker Monitoring, presented by Chase Ehlo, USFWS |
Genetic evaluation of bonytail reproduction at Imperial Ponds, presented by Megan Osborne, UNM |
Post-Stocking Survival and Natural Recruitment of Razorback Sucker in Isolated Backwaters, presented by Kurt Shollenberger, Marsh & Associates |
How many off-channel habitats are needed to sustain genetic diversity in Bonytail and Razorback Sucker?, presented by Thomas Turner, Megan Osborne, and Thomas Dowling, WSU |
Development of Single Nucleotide Polymorphisms (SNPs) and Sex-Specific Markers for Genetic Monitoring of Razorback Sucker (Xyrauchen texanus), presented by T. Dowling, Joel B. Corush, T. Krabbenhoft, AND Abigail J. Wicks, UB and WSU |
Genetic Monitoring of Razorback Sucker in the Lower Colorado River: a status report, presented by Thomas Dowling, P. Marsh, T. Turner, and B. Kesner |
Exploring variable growth rates in captive reared razorback sucker (Xyrauchen texanus) with differential gene expression analysis, presented by T. Dowling, Abigail J. Wicks, and T. Krabbenhoft, UB and WSU |
MSCP Big Bend Conservation Area Monitoring Update, presented by Trish Delrose, LCR MSCP |
Lake Mohave Razorback Sucker Larval Collections, presented by Trish Delrose, LCR MSCP |
Post-Stocking Survival of Bonytail in Lake Mohave, presented by Eric Loomis, LCR MSCP |
Remote monitoring of razorback sucker in Lake Mohave, presented by Ben Miller, Marsh & Associates |
Advancing Technology: The PIT Tag Problem, presented by Tiffany Love-Chezem, USFWS |
Reclamation water quality and plankton monitoring - current and future activities, presented by Jeff McPherson, Reclamation |
Collaborative Conservation and Adaptation Strategy Toolbox for Managing Non-Native Aquatic Species, presented by Alex Koeberle and Matt Grabau, UA and USFWS |
Summary of Lower Colorado River Native Fishes Database Activities for 2019, presented by Carol Pacey, Marsh & Associates |
Colorado River Native Fishes and Introduced Sportfish: Immiscible or Emulsion, presented by David Ward, USGS |
Ammonia Based Piscicides: Road to Registration, presented by Eric Frye and David Ward |
Lake Mohave Habitat Update, presented by Gregg Cummins |
2019 Lake Mohave Survey Results, presented by Lisa Ozborn, NV DOW |
Lake Mead Sport Fish Surveys, presented by Deborah Herndon, NDOW |
NDOW Lake Mead Hatchery Update, presented by Amos Rehm, NDOW |
Razorback Sucker Studies on Lake Mead: Long-term Monitoring Report, presented by Ron Rogers, Bio-West |
Razorback Sucker Research in the Colorado River Inflow of Lake Mead and the Grand Canyon Fish Community, presented by Ron Keggeries, Bio-West |
Innovative approaches to reduce predation risk on hatchery-reared endangered Bonytail and Razorback Sucker, presented by Kristopher Stahr |
USFWS Humpback Chub monitoring activities in the Grand Canyon, presented by Randy VanHaverbeke, USFWS |
Hot, Cold, and hungry suckers, presented by Pilar Wolters, AZGFD |
Falling water, rising temperatures, growing fish, presented by Jan Boyer, AZGFD |
Is Pearce Ferry rapid a barrier to native and non-native fish in the Colorado River?, presented by David L. Rogowski, AZGFD |
Much ado about something: Options for solving the fish passage problem at the Piute Farms Waterfall, presented by Mark McKinstry, Casey Pennock, Eliza Gilber, Chuck Cathcart, and Peter MacKinnon |
Movement ecology of imperiled fish in a novel ecosystem: River-reservoir movements by razorback sucker and translocation to aid conservation, presented by Casey Pennock |