Now showing items 3374-3393 of 10376

    • Fish on Prozac 

      Parks N (American Association for the Advancement of Science, 2003 Nov 4)
      Fish in Texas are absorbing antidepressant drugs from waste water, according to a new study. The chemicals can apparently alter brain activity in the fish, but a general sense of well-being isn't the likely payoff, the ...
    • Fish predation on juvenile brown shrimp Penaeus aztecus Ives: the effects of simulated Spartina on predation rates 

      Minello, T.J.; Zimmerman, R.J. (North-Holland Publishing Company, 1983)
      The effect of artificial Spartina structure on the predation rates of four estuarine fish on juvenille brown shrimp (Penaeus aztecus Ives) was examined under laboratory conditions. Vegetative structure reduced predation ...
    • Fish predation on juvenile brown shrimp, Penaeus aztecus Ives: effects of turbidity and substratum on predation rates. 

      Minello, T.J.; Zimmerman, R.J.; Martinez, E.X. (, 1987)
      Predation on juvenile brown shrimp, Penaeus aztecus, by three species of estuarine fishes was examined in a series of laboratory experiments. Regardless of the type of substratum, turbid water increased predation by southern ...
    • Fish Sampling With a 6.1-m Trawl in Selected Texas Bays 

      Spaw, Richard A. and Marshall H. Smith (, 1990)
      No abstract available
    • Fish species diversity indices as indicators of pollution in Galveston Bay, Texas 

      BECHTEL TJ; COPELAND BJ (, 1970)
      FISH SPECIES DIVERSITY INDICES (NATURAL BELS/INDIVIDUAL) CALCULATED FOR BOTH FISH WEIGHTS AND NUMBERS FROM TRAWL COLLECTIONS WERE FOUND TO BE USEFUL INDICATORS OF ENVIRONMENTAL AND POLLUTION STRESS IN GALVESTON BAY, TEXAS. ...
    • Fish Species Diversity Indices As Indicators of Pollution in Galveston Bay, Texas 

      Bechtel TJ; Copeland BJ (, 1970)
      FISH SPECIES DIVERSITY INDICES (NATURAL BELS/INDIVIDUAL) CALCULATED FOR BOTH FISH WEIGHTS AND NUMBERS FROM TRAWL COLLECTIONS WERE FOUND TO BE USEFUL INDICATORS OF ENVIRONMENTAL AND POLLUTION STRESS IN GALVESTON BAY, TEXAS. ...
    • Fish species diversity indices as indicators of pollution in Galveston Bay, Texas 

      Bechtel, T.J.; Copeland, B.J. (Port Aransas Marine Laboratory, University of Texas Marine Science Institute, 1970)
      Fish species diversity indices (natural bels/individual) calculated for both fish weights and numbers from trawl collections were found to be useful indicators of environmental and pollution stress in Galveston Bay, Texas. ...
    • Fish stocking in Texas bays, 1975-1990 

      Dailey, James (Texas Parks and Wildlife Department, Coastal Fisheries Branch, 1991)
      In 1990, 183,896,448 red drum (Sciaenops ocellatus) fry and fingerlings were stocked into Texas bays. Upper Laguna Madre received 34,887 fingerling spotted seatrout (Cynoscion nebulosus). Galveston Bay and Sabine Lake ...
    • Fish stocking in Texas bays: 1975-1987 

      Dailey, J. (Texas Parks and Wildlife Department, Coastal Fisheries Branch, 1988)
      In 1987, 32,703,162 red drum (Sciaenops ocellatus) eggs, fry and fingerlings were stocked into Texas bays. Matagorda Bay received 325,000 spotted seatrout (Cynoscion nebulosus) fry and 98,573 fingerlings. Galveston Bay ...
    • Fish stocking in Texas Bays: 1975-1988 

      Dailey, J. (Texas Parks and Wildlife Department, Coastal Fisheries Branch, 1989)
      In 1988, 67,610,285 red drum (Sciaenops ocellatus) eggs, fry and fingerlings were stocked into Texas bays. Matagorda Bay received 14,127,903 fry and fingerling spotted seatrout (Cynoscion nebulosus). Galveston Bay received ...
    • Fish stocking in Texas Bays: 1975-1986 

      Dailey, J.; Matlock, G.C. (Texas Parks and Wildlife Department, Coastal Fisheries Branch, 1987)
      In 1986 all Texas bays except San Antonio and Corpus Christi Bays were stocked with a total of 6,786,203 red drum (Sciaenops ocellatus) fry or fingerlings. The Matagorda and Galveston Bay systems received 283,073 spotted ...
    • Fish stocking in Texas bays: 1975-1989 

      Dailey, J. (Texas Parks and Wildlife Department, Coastal Fisheries Branch, 1990)
      In 1989, 82,139,452 red drum (Sciaenops ocellatus) fry and fingerlings were stocked into Texas bays. Matagorda and East Matagorda Bay received 74,313 fry and fingerling spotted seatrout (Cynoscion nebulosus). Galveston ...
    • Fish tagging in Texas Bays during November 1975- September 1976 

      Matlock, G.C.; Weaver, J.E. (Texas Parks and Wildlife Department, Coastal Fisheries Branch, 1979)
      During November 1975 - September 1976, 3730 fish representing 13 species were tagged with internal abdominal tags along the Texas coast. Most fish (95.4%) were tagged from November through May. Red drum (Sciaenops ocellatus) ...
    • Fish tagging on the Texas Coast 

      Simmons, E.G.; Breuer, Joseph P. (Texas Parks and Wildlife Department, 1976)
      Data from 20 years of fish tagging in Texas were compiled and examined. Approximately 77,000 fish, including 30,692 black drum (Pogonias cromis), 21,717 spotted seatrout (Cynoscion nebulosus), 13,862 red drum (Sciaenops ...
    • Fish tagging on the Texas coast, 1950-1975 

      Green, L.M. (Texas Parks and Wildlife Department, Coastal Fisheries Branch, 1986)
      During April 1950-October 1975, 73,926 fish, including 28,423 black drum (Pogonias cromis), 20,517 spotted seatrout (Cynoscion nebulosus) and 12,449 red drum (Sciaenops ocellatus), were tagged on the Texas coast. Of these, ...
    • Fish Tagging Program - Biological Survey of Area M-7 

      Martinez, Rudy (Texas Game and Fish Commission Marine Laboratory, 1961)
      The total number of fish tagged was 537. Most of the fish tagged were Cynoscion arenarius. Only three tagged fish had been recovered at the time this study period ended. Due to lack of tag returns, very little information ...
    • Fish Tagging, Mortality Evaluation and Population Studies - Biological Survey of the Waters of Region M-8 

      Simmons, Ernest G. (Texas Game and Fish Commission, 1960-11-01)
      Objectives: To capture and tag as many fish as possible and to try to derive rough estimates of the proportions of the major species present. To conduct tests to determine mortality caused by net capture and by tagging.
    • Fish tissue sampling data 1970-1997 

      Texas Department of Health, Seafood Safety Division (Texas Department of Health, Seafood Safety Division, 1998)
      The Seafood Safety Division (SSD) of the Texas Department of Health collected fish and shellfish data for the years 1970-1997. This data is used for risk assessment and risk management in public water bodies. The fish ...
    • Fish Tissue Sampling Data: 1998-1999 

      Texas Seafood Safety Division (Texas Department of Health, 2000)
      This document is a compendium of contaminant data for fish and shellfish samples collected by the Seafood Safety Division of the Texas Department of Health (TDH) in calendar years 1998 and 1999. These data have been used ...
    • Fish Tissue Sampling Data: 2000-2001 

      Texas Seafood Safety Division (Texas Department of Health, 2002)
      This book contains contaminant data for fish and shellfish samples collected from Texas waters by the Seafood Safety Division (SSD) of the Texas Department of Health (TDH). With only one exception, the division collected ...