Behold, the gar’s brain. In this microscope image, the brain’s left hemisphere fluoresces green and the right glows magenta. Yet, at the bottom of the…
Posts published in “Fish”
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University of Alberta biologist Stephanie Green captures a lionfish for her research on invasive species. Green led a new study suggesting that managing invasive species…
Floating solar farms could help to protect lakes and reservoirs from some of the harms of climate change, a new study suggests. However, given the…
An example of what a complete fish fossil coelacanth looks like. This one is from the Jurassic of German. Credit: Professor David Martill, University of…
Fish fecal pellets collected from the Santa Barbara Channel off California. Credit: Grace Saba New research has shown that carbon in feces, respiration, and other…
Plankton-feeding fishes often dominate the fish assemblage on oceanic coral reefs. Credit: Dr. Christina Skinner Study reveals open ocean waters once assumed to be unproductive…
In warming waters, the demand for oxygen of many fish species will increase, progressively approaching the maximum oxygen supply capacity of their respiratory organs. New…
Researchers at the mouth of the São Vicente Cave system. Credit: Adriano Gambarini From Brazil’s Amazon, researchers report “spooky interactions” among surface- and cave-dwelling electric…
The largest study of the COVID-19’s impacts on U.S. seafood industry suggests that fishmongers may flounder — or go belly up — without more government…
A round goby (Neogobius melanostomus) in a pipe. Credit: Adam Hardy Goby Fins Are Touchy-Feely Groping around in your bag for your keys can be…
Although less than one percent of all water in the world is freshwater, it is what we drink and use for agriculture. In other words,…
A juvenile Pomacanthus imperator x P. annularis hybrid with striking intermediate patterns. Credit: Photograph by Y.K. Tea There Are Many More Angelfishes in the Sea…
Using state-of-the-art robotics, a research team from the University of Konstanz, Science of Intelligence, and the Leibniz Institute of Freshwater Ecology and Inland Fisheries (IGB)…
One additional year in the ocean makes a big difference in the size of salmon, as seen in these two female sockeye salmon from Pick…
A female specimen of the deep-sea anglerfish species Melanocetus johnsonii of about 75 mm in size with a 23.5 mm large male fused on her…
This deep-sea dragonfish has ultra-black skin capable of absorbing the bioluminescent light that might blow its cover. Credit: Photo by Karen Osborn, Smithsonian National Museum…
How Deep-Sea, Ultra-Black Fish Disappear – Science Behind Skin That Absorbs More Than 99.5% of Light
The ultra-black Pacific blackdragon (Idiacanthus antrostomus), the second-blackest fish studied by the research team. These fish have a bioluminescent lure that they use to attract…
Researchers “counted” Japanese jack mackerel (Trachurus japonicus) in Maizuru Bay, Japan, through quantitative measurements of environmental DNA concentration. Credit: Reiji Masuda, Kyoto University River water,…
This is a Siamese fighting fish. Betta fish opponents undergo similar brain changes that become more synchronized after longer fights. When two betta fish are…
A group of Pacific leaping blennies out of the water on the foreshores of the island Guam. Credit: Terry Ord, UNSW Sydney A diverse diet…