The ocean is home to a vast array of different animals, each with its own traits. These include different forms of mating, ...

Pollutants affected fish over multiple generations, according to researchers. Pollution from the production of antidepressant medication is altering fish behavior and reproductive traits, highlighting ...

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, ...

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 ...

Every year in September and October, fisheries biologists for the North Dakota Game and Fish Department conduct fall fish reproduction surveys on lakes and rivers in North Dakota. Game and Fish ...

There is a whole lot of plastic pouring into the ocean every day, and whole lot we don't know about the damage it causes. Looking to fill in these blanks is a team of Duke University scientists, who ...

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 ...

Fish reproductive biology and ecology encompass a diverse range of phenomena from gametogenesis and spawning strategies to larval development and recruitment patterns. Recent studies have highlighted ...

In mosquitofish, of the genus Gambusia, male fish are smaller than females -- sometimes only half the size. Biologists had previously assumed that smaller male mosquitofish had at least some ...