Cyclothone pygmaea

Author: Jespersen and Tåning, 1926

Cyclothone pygmaea Jespersen and Tåning, 1926

Status in World Register of Marine Species:
Accepted name: Cyclothone pygmaea Jespersen and Tåning, 1926 (updated 2009-06-25)

Diagnosis: very similar to C. microdon. Gillrakers on first arch 22 (20-23). Dorsal finrays 12 (13); anal finrays (17) 18. Size: male to about 20 mm, female to 29 mm SL.

Habitat: deep meso- to bathypelagic, precise depth range dependent upon developmental stage and season: pre-metamorphic post-larvae in upper 50 m; metamorphic post-larvae at 500 m; juveniles and adults at 500-1,000 m; seasonal vertical displacement (about 200 m) of adults, individuals Iying shallower in midwinter than midsummer. Food: no data. Reproduction: presumed dioecious; spawning season: spring to autumn; about 200 eggs/ovary pair; length at metamorphosis, 10.5-13.5 mm SL.

Distribution: Mediterranean endemic.

Eggs, larvae and young stages. Jespersen and Tåning, 1926: 7.
Otoliths (sagitta). No data.