A new study analyzes the larval dispersal of nine fish species in the western Mediterranean and identifies three large areas in which there is barely fish exchange, so fish would remain in the same ...

North America's freshwater mussels are both impressively diverse and highly imperiled. Nearly 300 species occur in the United States and Canada, and up to 40 species of the hard-shelled bottom ...

The open ocean is a veritable soup of tiny critters, including newborn fishes. It’s hard to learn about them, though, because they are mere millimeters long and semitransparent. When netted from ...