Lake Mead and Colorado River

This section of 100thMeridian.org has been set up to house information regarding the recently announced zebra mussel invasion in Lake Mead and the Lower Colorado River.

• Internal Coordination Area (Authorized Users Only)
• Veliger Sampling Summaries from Bureau of Reclamation
  • Veliger Sampling Summary (April 2007) (PDF 43 KB)
  • Veliger Sampling Summary (May 2007) (PDF 10 KB)
  • Veliger Sampling Summary (June 2007) (PDF 10 KB)
  • Veliger Sampling Summary (July 2007) (PDF 10 KB)
  • Veliger Sampling Summary (Aug 2007) (PDF 10 KB)
    Veliger Sampling Summary (Sep 2007) (PDF 10 KB)
• Official Press Releases
  • NPS Press Release: Invasive Mussel Update from Lake Mead National Recreation Area (Jan 22, 2007) (NPS Link)
  • NPS Press Release Update (Jan 16, 2007) (PDF 31 KB)
  • NPS Press Release (Jan 10, 2007) (PDF 36 KB)
• Frequently Asked Questions
• USFWS Informational Brief on Western Quagga Mussels (PDF 407 KB)
• Images
• Maps
  • Lake Mead NRA Distribution Map (March 24, 2007) (PDF 1 MB)
  • Google Earth (KML) Map (Jan 22, 2007) (requires Google Earth)
• Natural Resources Management Protocols
  • Zebra mussel Treatment at Fairport (9 KB PDF)
  • Requirements for Fish and Aquatic Animal Imports from
    Zebra Mussel Endemic Areas; Montana Fish, Wildlife & Parks (23 KB PDF)
  • Standard Operating Procedures For The Distribution Of Fish; Gavins Point National Fish Hatchery, Yankton, South Dakota (13 KB PDF)
  • PCR Sampling Protocol for Veliger Larvae
    (Currently being updated 5/7/2008)

Quagga Mussels In Situ
Photo Credit: David Kushner, National Park Service
Sentinel Island in Lake Mead's Boulder Basin (2/23/07)
Click on the image for a higher resolution version

More images can be found in our Lake Mead Image Gallery