Ontology highlight
ABSTRACT:
SUBMITTER: Gero S
PROVIDER: S-EPMC5051958 | biostudies-literature | 2016
REPOSITORIES: biostudies-literature
PloS one 20161005 10
Sperm whale (Physeter macrocephalus) populations were expected to rebuild following the end of commercial whaling. We document the decline of the population in the eastern Caribbean by tracing demographic changes of well-studied social units. We address hypotheses that, over a ten-year period of dedicated effort (2005-2015), unit size, numbers of calves and/or calving rates have each declined. Across 16 units, the number of adults decreased in 12 units, increased in two, and showed no change in ...[more]