The Guidelines for Preparing Stock Assessment Reports Pursuant to the 1994 Amendments to the Marine Mammal Protection Act specify that

This report summarizes the development and application of substantially upgraded analytical methods to quantify the movement and diving behavior of

As part of a long-term U.S. Navy-funded marine mammal monitoring program, in February 2020 a combination of vessel-based field effort

As part of the long-term United States (U.S.) Navy-funded Marine Species Monitoring Program, from 16–24 August 2022, Cascadia Research Collective

This report provides updated West-Coast abundance estimates for blue and humpback whales from mark-recapture estimates based on photo-identifications work conducted

Humpback whales undertake annual migrations from low-latitude wintering grounds to higher latitude feeding grounds. Individuals learn their migratory routes from

The 2018 California Current Ecosystem Survey (CCES) was a joint project of the Marine Mammal and Turtle Division (MMTD) and

We update the results of a 22-year (1996-2017) collaborative study examining the abundance and the population structure of these animals

A number of species of resident and non-resident odontocetes use the waters of the Kaulakahi Channel between Kaua‘i and Ni‘ihau,

False killer whales (Pseudorca crassidens) are long-lived upper trophic level odontocetes that are found throughout the tropics and sub-tropics. Until