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A brown Aplysia fasciata displaying mottled white spots. Aplysia fasciata can grow to sizes up to 40 cm long. Coloring is often black or a very dark brown, sometimes with a thin red border to the parapodia, foot, and tentacles. [3] Many also have mottled spots which span across their body, earning the name "mottled sea hare".
Description: greenish brown, with small brown to black spots with white centres; Habitat: shallow bays and estuaries; Behaviour: hides by day; emerges at night to feed on seaweed; Aplysia parva Pruvot-Fol, 1953; Aplysia parvula (Guilding in Moerch, 1863) pygmy sea hare, dwarf sea hare. Distribution: worldwide in warm to temperate seas; Length: 6 cm
Aplysia vaccaria, also known as the black sea hare and California black sea hare, is a species of extremely large sea slug, a marine, opisthobranch, gastropod mollusk in the family Aplysiidae. [1] It is the largest sea slug species.
Like all sea hares, the California sea hare is hermaphroditic, simultaneously acting as male and female during mating. A. californica is known to form mating chains with up to 20 animals. The eggs are yellow-green, and change after 8–9 days into a brown color before larvae hatch. Mating is most prominent during the summer following water ...
In Hawaii, sea hares, or kualakai, are typically cooked in an imu wrapped in ti leaves. [citation needed] Aplysia californica is a species of sea hare noteworthy for its use in studies of the neurobiology of learning and memory, due to its unusually large axons. It is especially associated with the work of Nobel Laureate Eric Kandel. [11]
Aplysiidae is the only family in the superfamily Aplysioidea, within the clade Anaspidea. [1] These animals are commonly called sea hares because, unlike most sea slugs, they are often quite large, and when they are underwater, their rounded body shape and the long rhinophores on their heads mean that their overall shape resembles that of a sitting rabbit or hare.
The large black rings are very apparent on this juvenile spotted sea hare Aplysia dactylomela taken out of water. The colour of the spotted sea hare is very variable, from pale gray to green, to dark brown. There are almost always large black rings on the mantle. The maximum recorded length is 410 mm. [4]
Peronia indica is a species of air-breathing sea slug, a shell-less marine pulmonate gastropod mollusk in the family Onchidiidae. [10] The largest species of sea hare, the California black sea hare, Aplysia vaccaria can reach a length of 75 centimetres (30 in) and a weight of 14 kilograms (31 lb). [11]