Eucalanus californicus
Distribution:
Northeast Pacific between 30º N-50º N
Habitat:
Epipelagic to mesopleagic.
Size:
Female 5.3-6.7 mm; male 2.7-3.8 mm
Diet:
Omnivorous.
Predators:
Fish and others.
Useful Facts or Characters:
This species is quite transparent in life. The female's forehead is triangular as seen from above, while the male's forehead is more rounded.
Natural History:
Stores primarily triacylglycerols in a spherical oil droplet.
References:
http://www.marinespecies.org/copepoda/aphia.php?p=taxdetails&id=346434
http://copepodes.obs-banyuls.fr/en/fichesp.php?sp=695
Ohman, M.D., Drits, A.V., Clarke, M.E., and Plourde, S. (1998) Differential dormancy of co-occurring copepods. Deep-Sea Research II 45: 1709-1740.