Genetic Mystery of the Seadragon Solved
Seadragons (Phyllopetryx taeniolatus) live off the coast in western and southern Australia. An international team involving evolutionary biologist Axel Meyer from the University of Konstanz…
Fish News
Bowfin Genetics Reveals Old Dogfish Can Teach Researchers New Tricks
International team of researchers sequence genome of the enigmatic bowfin fish. The fish species Amia calva goes by many names including bowfin, freshwater dogfish, grinnel,…
Large Gulf of Mexico “Dead Zone” Measured – Area of Low to No Oxygen That Can Kill Fish and Marine Life
River discharge and nutrient loads contribute to size. Recently, NOAA-supported scientists announced that this year’s Gulf of Mexico “dead zone”— an area of low to…
Using Sea Lampreys’ Natural Instincts Against Them – Controlling a Destructive Invasive Species
Researchers at Michigan State University are using pheromones, passive barriers, and the sea lampreys’ parasitic suction against them. Sea lampreys are a destructive invasive species…
Up to 85% of Historical Salmon Habitat Lost in Lower Fraser Region – Here’s What’s Needed To Reverse Salmon Declines
In order to reverse salmon declines, researchers say, more than 1,200 barriers blocking off streams and habitats need to be removed. For perhaps the first…
Secrets of Highly Efficient Swimming Uncovered for Design of Next-Generation Underwater Drones
University of Virginia School of Engineering researchers uncover the secrets of highly efficient swimming at varying speeds. A robotic fish tail and an elegant math…
Marine Ecologist Surprised To Find “Critically Endangered” Giant Sea Bass Thriving in Mexican Waters
I was looking at the seafloor, focused on identifying fish species as I normally did when diving off of the California coast, when suddenly I…
Amazing New 3D Images of Shark Intestines Show They Function Like Nikola Tesla’s Valve
Contrary to what popular media portrays, we actually don’t know much about what sharks eat. Even less is known about how they digest their food,…
Complexity Yields Simplicity: The Shifting Dynamics and Loss of Biodiversity in Temperate Marine Ecosystems
Researchers from the University of Tsukuba find that ocean warming and acidification are shifting temperate coastal reefs to simple turf-dominated ecosystems. At Shikine Island, Japan,…
Surprising Stripes: Turing Patterns Link Tropical Fish and Bismuth Crystal Growth
Scientists prove Turing patterns, usually studied in living organisms and chemical systems, also manifest at the nanoscale in monoatomic bismuth layers. One of the things…
Vast Seabird Colony Creates “Halo” of Depleted Fish Stocks
A vast seabird colony on Ascension Island creates a “halo” in which fewer fish live, new research shows. Ascension, a UK Overseas Territory, is home…
Alarming Discovery: Freshwater Methamphetamine Pollution Turns Brown Trout Into Addicts
Human pollution is often evident from oil slicks and plastic drifting on shore, but many of the drugs that we consume also end up washing…
Coelacanths – Enormous Fish That Live Deep in the Ocean – May Live Nearly a Century
Coelacanths may live five times longer than researchers expected. Once thought to be extinct, lobe-finned coelacanths are enormous fish that live deep in the ocean….
How Did 500 Species of a Fish Evolve in a Lake? Dramatically Different Body Clocks
Scientists discover first nocturnal cichlid species from Africa’s lake Malawi that offers clues into the evolution of sleep. Animals are remarkably diverse in their sleep…
Waste Not: New Dipping Solution Turns the Whole Fish Into Valuable Food
When herring are filleted, more than half their weight becomes a low-value ‘side stream’ that never reaches our plates – despite being rich in protein…
More Harmful Algal Bloom Impacts Emerge Amid Rising Seafood Demand and Coastal Development
UNESCO IOC delivers 1st global assessment report after 7 years’ work by 109 experts in 35 countries, creating a baseline to detect and gauge the…
World’s Lakes Losing Oxygen Rapidly As Planet Warms – Biodiversity and Drinking Water Quality Threatened
Oxygen levels in the world’s temperate freshwater lakes are declining rapidly — faster than in the oceans — a trend driven largely by climate change…
Invasive Lionfish Threaten Species Along Brazilian Coast – Voracious Predators Are Negatively Impacting Marine Ecosystems
Researchers say management of the predatory fish is critical to protecting Brazil’s coral reefs and marine biodiversity. Since arriving to the northern Atlantic Ocean less…
