The process of vitellogenesis is fundamental to fish reproduction, involving the synthesis of vitellogenin (VTG) in the liver, its release into circulation and the subsequent uptake by developing ...

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, ...

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 ...

Pregnant fish can also get “baby brain" - just like human moms-to-be, according to a study. Pregnancy-related brain impairment is present in live-bearing fish, say scientists. Their research shows ...

Artificial reproduction in fish species encompasses a suite of techniques designed to overcome the limitations of natural spawning. By harnessing hormonal stimulation, controlled environmental ...

Contrary to what is stated in biology textbooks, the growth of fish doesn’t slow down when and because they start spawning. In fact, their growth accelerates after they reproduce, according to a new ...

The law of unintended consequences gained new appreciation today when a five-year international study was published in the Journal of Animal Ecology detailing how long-term exposure to pharmaceutical ...