When the waters dry out, the adult fish die, while the embryos remain dormant in the dry mud by entering diapause. Once the rain falls, the embryo's development continues.

When a fish rises to a dry fly, you'll see exactly where in the run it decided to eat. With time, you’ll start to identify feeding patterns that you can apply to any trout river you’ll fish.

Dr. Matan Golan of the Hebrew University of Jerusalem and the Agricultural Research Organization—Volcani Institute led a team of researchers who uncovered how fish embryos determine the ideal ...

When I fish a trout river that’s new to me, I often stop into a local fly shop to pick up a few dry flies. Every river has its own special patterns, and I’m a sucker for these. I thought it ...

A sudden shutoff of water supplies has dried up the Kern River in Bakersfield, leaving thousands of dead fish on the parched riverbed.

The city of Bakersfield reduced flows to the Kern River on Sept. 3 to repair the weirs along the river, but environmentalists say that resulted in hundreds of dead fish.

“Tens of thousands” of dead fish have washed up along the Klamath River in the area of Happy Camp in northern California this week – a phenomenon that’s tied to a dangerous combination of ...

Zebrafish eggs contain a compound called gadusol that acts as a sunscreen to protect the developing embryos from the sun’s rays ...

The absence of maternal pre-patterning in killifish embryos may offer a survival advantage, preventing the accumulation of damaged cells during dry seasons or the loss of body structure information.