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Release of fishStan version 2.0

Contributed by Dan Stich, posted 1-25-21: Richard Erickson, Jillian Hebert (U.S. Geological Survey Upper Midwest Environmental Sciences Center), and Dan Stich (SUNY Oneonta, NY Chapter AFS) have released fishStan version 2.0 as a USGS Software Release. This is an R package for fitting a collection of hierarchical Bayesian models written in the Stan language, with... Read More

Atlantic Coast River Herring Collaborative Forum

Contributed by Dan Stich, posted 11-16-20: NOAA Fisheries, in collaboration with the Atlantic States Marine Fisheries Commission (ASMFC), convened a working group in the spring of 2014 to inform the development of a river herring conservation plan. Formally known as River Herring Technical Expert Working Group (TEWG), the TEWG established topic based subcommittees to compile... Read More

2020 Great Hudson River Fish Count

Contributed by Scott Wells, posted 9-4-20: Sixteen staff from New York’s DEC, OPRHP, and Capital-Mohawk PRISM offices represented the ‘upper river’ at the annual Fish Count held on Friday Aug 14. Along with four DEC volunteers, everyone was involved in either collecting and/or displaying river fishes at this growing event. Sampling effort included five shocking... Read More

USGS Nonindigenous Aquatic Species (NAS) Program

Round Goby Advance East of Utica But Invasion Remains Slow

Contributed by Scott George, posted 9-2-20: The 2020 Round Goby screening surveys were complicated by extended water level drawdowns in many sections of the Eastern Erie Canal. Nonetheless, eDNA sampling, benthic trawling, and backpack electrofishing was completed at most targeted sites during early June and again in mid-August. Of particular interest, a single round goby was... Read More

Post-Meeting Notes from Lake Placid

Contributed by Karin Limburg, posted 2-10-20: The 54th annual meeting of the New York Chapter went off flawlessly, with over 300 attendees.  But, uncannily true to form, it coincided with the season’s largest winter storm (why does it always happen?).  Although many were able to depart, some members stayed another night to play it safe.  Lake... Read More

Freshwater Mussel Die-offs

Contributed by Doug Carlson, posted 12-19-19: A recent piece by NPR discusses major die-offs of already-imperiled freshwater mussels in Virginia and other parts of the U.S. A number of potential causes are under investigation but perhaps of greatest interest is mounting evidence from epidemiologists that a novel virus and bacteria may be at least partly... Read More

Invasive Species Centre

Invasives cost Ontario $3.6 billion/yr

Contributed by Scott George, posted 12-19-19: A recent study by the Invasive Species Centre in Ontario, Canada found that an estimated $50.8 million is spent annually on invasive species management in the province. More than half of this expenditure relates to Emerald Ash Borer.  Additionally, the impacts of invasive species to agriculture, fisheries, forests, healthcare,... Read More

17th annual ‘Day in the Life of the Hudson’

17th annual ‘Day in the Life (DIL) of the Hudson River -Watershed’: contributed by Scott Wells Posted 11-13-19: For a fifth straight year, DEC’s Region 4 Fisheries organized a group effort in support of this growing public outreach event. Our expanded range now included the upper and lower Hudson River and the lower Mohawk River... Read More

Lake Ontario Bloater restoration: hints of success

Lake Ontario Bloater restoration: hints of success: contributed by Brian Weidel Posted 11-12-19: Bloater (Coregonus hoyi) are a pelagic fish species native to Lake Ontario that inhabited deep, offshore habitats. Commercial fishery records suggest the species was historically abundant in Lake Ontario, but by the 1970s, was rare. Lake Ontario restoration began in 2012 by... Read More