ALBUQUERQUE, N.M., -- Where do fish occur in a river? To the casual observer, all parts of a stream seem alike: wet! But fish experience the river as complex habitat, and discern many subtle ...

Colin Attwood is a professor in the Department of Biological Sciences at the University of Cape Town. He has dedicated his ...

As reported first by CBC, The prototype was put to the test in the field last spring at a hydroelectric dam owned by Nova Scotia Power outside of Kentville, Newfoundland, where it counted ...

PEEBLES ISLAND — This is the day for counting fish along the banks and piers of the Hudson River. It’s the annual Great Hudson River Estuary Fish Count. We were there today for the fish count at ...

The folks who oversee the fish counting procedures at the dams on the lower Columbia River have been quite busy as of late. Not only is this prime time for the almost always large run of shad swimming ...

The Alaska Department of Fish and Game Sport Fishing Division finished installing counting towers on the Chena and Salcha rivers last week. The towers are used each year to track the number of king ...

Spring is just a few weeks away, and for the Barnstable Clean Water Coalition that means one thing in particular: It's time to count fish. Not just any fish. River herring. The organization is putting ...