Mitrocoma discoidea
Distribution:
Subtropical waters in southern California and Baja California.
Habitat:
Nearshore coastal waters.
Size:
15 - 30 mm bell diameter, as adults.
Diet:
Small zooplankton.
Predators:
Larger gelatinous organisms such as Aequorea spp.
Useful Facts or Characters:
4 radial canals form a cross that can be seen when the jellyfish is viewed from above; bears many fine tentacles.
Natural History:
Not extremely common in San Diego; most often seen in the late fall.
References:
Torrey, H.B. (1909) The Leptomedusae of the San Diego Region. University of California Publications in Zoology 6: 11-31.