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Fisheries Behavioral Ecology Program

Photo of infra red camera frame used to study the effect of a trawl footrope on flatfish behavior Photo of infra red camera frame used to study the effect of a trawl footrope on flatfish behavior

Traditional fishing methods, scientific surveys, population modeling, and fishery management strategies are all dependent upon a fundamental understanding of fish behavior. The Fisheries Behavioral Ecology Program, based at Oregon State University's Hatfield Marine Science Center in Newport, Oregon, conducts research aimed at understanding the relationships between fish behavior and environmental variables (physical and biological), and how this influences distribution, survival, and recruitment of economically important fish species. Program research also includes experimental analysis of fishing gear performance, and the survival and recovery of fishes from stresses imposed during fishing activity.

The goal of the Program is to provide critical information needed to improve survey techniques, to improve predictions on population abundance, distribution and survival, and to conserve populations of economically significant resource species and their habitats. The Program has four primary research topics to meet this goal.

Photo a tank systems used for studying juvenile fish feeding and social interactions Photo a tank systems used for studying juvenile fish feeding and social interactions

Research emphasis is placed on five species that comprise the largest fisheries in Alaska and the northeast Pacific Ocean: Walleye Pollock, Sablefish, Pacific Halibut, Rock Sole, Pacific cod, and Lingcod. Experimental research is conducted with all life history stages from eggs to adults, and brood stock populations and cultures of prey are maintained for larval and juvenile fishes.

Emphasis is also placed on peer-reviewed publication of basic research applicable to species and issues relevant to the Alaska Fisheries Science Center, and collaboration is routinely conducted with other agencies, including:

Photo of student working in lab Photo of student working in lab

Interns, graduate students, and part-time employees are supported through a variety of mechanisms at both regional and national levels.

 

Recent Poster Presentations, Publications, Reports & Activities

  • RYER, C. H. 2008. A review of flatfish behavior relative to trawls. Fish. Res. 90:138-146. 
     
  • STONER, A. W., B. J. LAUREL, and T. P. HURST. 2008. Using a baited camera to assess relative abundance of juvenile Pacific cod: Field and laboratory trials. J. Exp. Mar. Biol. Ecol. 354:202-211. 
     
  • RYER, C. H., A. W. STONER, M. L. SPENCER, and A. A. ABOOKIRE. 2007. Presence of larger flatfish modifies habitat preference by age-0 northern rock sole Lepidopsetta polyxystra. Mar. Ecol. Prog. Ser. 342:227-238. 
     
  • LAUREL, B. J., A. W. STONER, C. H. RYER, T. P. HURST, and A. A. ABOOKIRE. 2007. Comparative habitat associations in juvenile Pacific cod and other gadids using seines, baited cameras and laboratory techniques. J. Exp. Mar. Biol. Ecol. 351:42-55. 
     
  • Spatial and Temporal Variation in Potential and Realized Growth Rates of Age-0 Northern Rock Sole
    By:  THOMAS P. HURST, ALISIA A. ABOOKIRE
    Conference:  Alaska Marine Science Symposium, Anchorage, AK, Jan 2006
    (2006 poster, .pdf, 495KB)   Online.

     
  • Light, Temperature, and Food Control the Vertical Distribution of Juvenile Pacific Cod

See the poster and publications databases for additional listings.

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Last updated 15 October, 2007
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