While a dominant male fish from northern Mexico mates with a female, a small fella bides his time in the offing. Suddenly, the little guy darts in ahead of Mr. Big and plants his seeds on freshly laid ...

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 ...

A new study finds that puffer fish use non-toxic analogs of their famous defense poison for signalling and communication through smell, with implications for the study of their spawning and ...

Hundreds of people flocked to Southern California beaches overnight as the annual grunion run brought waves of small silvery ...

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 ...

The goldfish are breeding and the spawning behavior is incredible to watch. In this video, you’ll see how goldfish begin the breeding process, from chasing behavior to egg laying and fertilization. If ...

Cover -- Half-Title Page -- Title Page -- Copyright Page -- Contents -- Preface -- Introduction -- Acknowledgments -- 1. Reproductive Behavior: Spawners -- 1.1. The ...