Cuvier’s beaked whales Ziphius cavirostris are wide-ranging, deep-diving cetaceans that are particularly sensitive to anthropogenic noise. Current stock assessments assume

Studies of short-finned pilot whales suggest they travel in stable mixed-sex groups composed of strongly associated individuals; however, temporal analyses of

The migratory destinations of humpback whales that winter off the Pacific coast of Mexico were examined using photo-identification. Fluke photographs

Although the Ziphiidae are the second-most speciose family of cetaceans, information on beaked whale species and populations has been limited

This study documents the range, abundance and movements of a feeding aggregation of gray whales (Eschrichtius robustus) in the Pacific

Despite their world-wide distribution throughout the tropics and subtropics, false killer whales (Pseudorca crassidens) are one of the lesser-known large

In the Pacific, rough-toothed dolphins (Steno bredanensis) are typically found in the open ocean and in deep waters around oceanic

Studies of movement patterns and habitat use in cetaceans are often constrained by factors such as ship time, logistics, and

Most of what we know about cetacean biology and ecology comes from studies of relatively common species. Despite their distribution

Despite the presence of melon-headed whales in tropical and subtropical waters worldwide, little is known about this species. To assess population