A new study provides the first detailed documentation of a shallow-water fish diving 450 feet deep to spawn. Uncovering this very rare spawning behavior in bonefish (Albula vulpes) is unprecedented.

Each spring, an immense breeding migration culminates in the northernmost portions of the Gulf of California at a reserve near the Colorado River delta. Synchronized with the tides two to five days ...

More than a decade of acoustic recordings of grouper grunts are providing new insight into how sound can be used to monitor and manage vulnerable fish populations. The research by Florida Atlantic ...

Animal biologists and chemists have identified the pheromone involved in the mechanism that triggers puffer fish to spawn on beaches using moonlight. A group of animal biologists and chemists at the ...

It’s not easy to catch bonefish. Wary of humans, these silvery fish—nicknamed grey ghosts—blend into the sandy flats where they forage and are quick to dart away. Several species of the fish are found ...

Every autumn as the leaves drop and the temperature falls, we start to notice the annual spawning behavior of brown trout. Browns spawn in fall, and rainbows in late winter to early spring. During ...

University of Otago—Ōtākou Whakaihu Waka scientists have discovered that it takes mere minutes for a species of sex-changing fish to develop dominant behavior after a change in the pecking order. In a ...

Fish are doubtlessly feeling about now whatever fish feel when the urge to spawn kicks in. In but a little while – if not today or yesterday – female and male will be heeding an ancient directive by ...