Lesser Scaup

Scientific Name
Aythya affinis
Animal Category
Bird
Animal Group
Waterbird

Integrated Taxonomic Information System (ITIS)

CROS's species list links to ITIS (https://www.itis.gov).

This website hosts representations of ITIS database record for regional species of amphibians, birds, mammals, and reptiles. In our data downloads (where applicable), we include the ITIS TSN (taxonomic serial number) so that these data can be linked back to ITIS, an authoritative source.