Some species of fish can evolve their egg-laying habits in response to predators in the area in order to survive, according to new research. Some species of fish can evolve their egg-laying habits in ...

All-female species have been long thought of as evolutionary dead ends – but one fish has defied the odds to live without ...

Polar fish experience lower mortality than tropical fish, allowing them to delay reproduction until later in life when they are larger and can produce more eggs, according to a study by Mariana ...

Polar fish experience lower mortality than tropical fish, allowing them to delay reproduction until later in life when they are larger and can produce more eggs, according to a study by Mariana ...

Ranging in size from about 2 to 6 inches, the killifish are ideal for evolutionary studies because they are highly adaptable to their surroundings. Some types of killifish are even known to be ...

BISMARCK — North Dakota Game and Fish fisheries biologists spend a lot of time in fall surveying district lakes and the Missouri River System in North Dakota looking for natural fish reproduction, ...

In this segment of “North Dakota Outdoors,” host Mike Anderson takes us to Lake Sakakawea during this year’s fall fish reproduction survey. Fisheries supervisor Russ Kinzler says this year’s fall fish ...

As a prairie kid in the 1980s, the image of a Game and Fish distribution truck backing up to a favorite small slough or reservoir and stocking fingerlings spawned day dreams of fishing memories. And I ...

From the coastline to freshwater streams, people living in Amazonia say industrial fishing, deforestation, hydroelectric dams and climate change have reduced fish populations. Industrial fishing is ...

Striped bass reproduction in the Hudson River has now fallen short for the third year in a row, a troubling trend that state officials say could lead to fewer catchable fish in the years ahead. The ...

BISMARCK, N.D. (KFYR) - Every year in September, fisheries crews set gill and framed nets at various locations on Lake Sakakawea to get an idea of natural fish reproduction, or to see how this year’s ...