Lifespan, longevity, and ageing
provided by AnAge articles
Maximum longevity: 18 years (wild)
- license
- cc-by-3.0
- copyright
- Joao Pedro de Magalhaes
- editor
- de Magalhaes, J. P.
Diagnostic Description
provided by Fishbase
A striking two-toned longnose skate, medium brown above and abruptly dark grey below, with a large, conspicuous, dark brown blotch on the upper base of each pectoral fin (Ref. 5578). Snout moderately elongated and bluntly triangular, and tail stout, not conspicuously swollen and about equal to body length; pectoral disc with broadly rounded corners and smooth underside without denticles; thorns at nape and along midline of back and tail to 1st dorsal fin, nape spine enormous in young (Ref. 5578). Hatchlings and juveniles with wide-spaced black spots on upper disc, inconspicuous or lost in adolescents and adults; adults sometimes with numerous small white spots (Ref. 5578). Underside with numerous black pores (Ref. 5578).
- Recorder
- Cristina V. Garilao
Life Cycle
provided by Fishbase
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
Biology
provided by Fishbase
Found on soft bottoms of the outer shelf and upper slope (Ref. 5578). Feeds on bony fish, crabs, shrimp, mysids, mantis shrimp, euphausiids, bivalves and cuttlefish (Ref. 5578). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205). Males reaches maturity at 88-96 cm TL, females possibly slightly larger off Western than Southern coast of South Africa; hatching size at ca. 19 cm TL (Ref. 114953). Commonly taken by hake trawlers (Ref. 5578). Extremely slippery when caught (Ref. 5578).
Importance
provided by Fishbase
fisheries: of no interest
Slimeskate: Brief Summary
provided by wikipedia EN
The slimeskate (Dipturus pullopunctatus) is a species of fish in the family Rajidae. It is found on soft bottoms of the outer shelf and upper slope on the coast of South Africa and Namibia.
- license
- cc-by-sa-3.0
- copyright
- Wikipedia authors and editors