onWater Fish is the first-ever recreational mobile mapping app to integrate a photo-based fish measurement tool alongside a suite of community science tools, empowering everyday anglers to make a real ...

Despite the threat of overfishing in many fish populations, fisheries managers often lack accurate plans and quota systems to allow a sustainable harvest. Traditional methods of estimating fish ...

BELLA VISTA -- With a generator rumbling alongside the boat engine, workers dip their nets into the water to remove stunned bass, bluegill, redear and other fish from a Bella Vista lake. Bella Vista ...

As regulations tighten on the size of sport-caught halibut on charter boats in Alaska, sport fishermen are faced with a challenge of how to tell the size of a halibut without pulling it out of the ...

How long is that fish? The length is important to know, as many species of fish have a minimum length that can be legally kept. Some, like red drum, also have a maximum size that can be kept. Many ...

Use these guidelines to measure fish correctly: 1. Place fish on its side on a flat board with the jaw closed. 2. Squeeze the tail fin together or turn it in a way to obtain the maximum overall length ...

The DNA suspended in lake water can be used to effectively estimate the abundance of fish living in it, scientists have shown. The details of this new approach could revolutionize how fish stocks are ...

Researchers have used an unmanned aerial system (or drone) to gather data on schooling juvenile Atlantic bluefin tuna in the Gulf of Maine. This pilot study tested whether a drone could keep up with ...

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Quebec City, Jan. 20, 2016 -- Researchers from Université Laval and Quebec's Ministry of Forests, Wildlife and Parks have shown that the DNA suspended in lake water can be used to effectively estimate ...