Population

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  • Striped bass are the predators most sensitive to changes in the menhaden population

    Striped bass are the predators most sensitive to changes in the menhaden population

    Time to Account for Menhaden's Role in the Ecosystem

  • AZ stocks carnivorous fish to feed on "stunted largemouth population"

    AZ stocks carnivorous fish to feed on "stunted largemouth population"

    According to the department, the "featured species" is for recreational fishing and will probably feed on the lake's "stunted largemouth bass population."

  • Statewide population estimate of the Florida manatee published

    Statewide population estimate of the Florida manatee published

    Updated statewide abundance estimate for the Florida manatee The Florida Fish and Wildlife Conservation Commission (FWC) accomplished an important conservation goal by publishing the results from the second statewide population estimate of the Florida manatee. Results from the 2015-2016 manatee abundance survey suggest there were between 7,520 and 10,280 manatees in Florida, totals higher than an earlier abundance estimate suggested. This exciting news contributes to the conclusion that conservation measures implemented by the FWC and its partners continue to create an environment that allows the manatee population to recover.

  • Biologists breed rainbow trout to save disease-ravaged population

    Biologists breed rainbow trout to save disease-ravaged population

    But in the 1990s, that fight between fish and fisherman shifted to one between rainbow trout and a parasite that invaded Colorado rivers. It causes whirling disease, an aquatic plague where young fish are deformed, swim in circles and die of starvation.

  • New Estimate Shows Healthy Mille Lacs Smallmouth Population

    New Estimate Shows Healthy Mille Lacs Smallmouth Population

    Since the late 1990s, Mille Lacs Lake has become an increasingly popular destination for anglers who want to catch trophy-sized smallmouth bass. Until now, it wasn’t known how many of these fish – prized more for their fight than their fillets – called the lake home. A population estimate completed in 2018 shows there are some 67,000 smallmouth bass in the 128,000-acre lake.

  • Healthy Population Growth Shown by Striped Bass Survey

    Healthy Population Growth Shown by Striped Bass Survey

    Annual Young-of-Year Survey Tracks Spawning of State FishResults of the Maryland Department of Natural Resources 2017 young-of-year striped bass survey in the Chesapeake Bay shows the fish is reproducing in strong numbers. The annual survey's index is 13.2 fish, above the 64-year average of 11.7.