The system takes 18 photos of each fish less than a second after it has swum into the system. The pictures determine the species of fish, whether it's injured, or if it’s a hatchery or wild fish.

An alarming fish kill on the Darling River at Menindee in outback New South Wales, Australia shows what is believed to be as many as a million dead fish. Menindee, a town of about 500 people, is ...

The Napa County Resource Conservation District is operating a rotary screw trap to monitor and log fish species that navigate the Napa River. The hope is for a revitalized waterway ...

Shocking photos shared with Yahoo News show millions of dead fish choking an iconic NSW river system. The mass fish kill has prompted an investigation by state authorities who have travelled to ...

Colorful fish found in creeks of the Black Warrior River system in the Birmingham, ... Photos used with permission from study authors Julia E. Wood and Zachariah D. Alley.

An alarming fish kill on the Darling River at Menindee in outback NSW shows what is believed to be as many as a million dead fish. Menindee, a town of about 500 people, is located an hour’s ...

Fish on! Platte River coho salmon run begins at Sleeping Bear Dunes. ... “In almost a 24-hour period, you had probably 20,000 fish or more come into the river system,” said Stowe.

Share your photos and videos of sturgeon spawning here: Farther up the Wolf River in Shawano, there has been no activity yet. There is also no activity yet at the De Pere Dam on the lower Fox River.