context source (Deepsea)
Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online at http://www.iobis.org/ [details]
From regional or thematic species database
Depth range epipelagic, sometimes deeper. [details]
Morphology Sometimes confused with Calanus simillimus, but of larger size. [details]