Bathyraja longicauda (de Buen, 1959)
Slimtail skate

Family:  Arhynchobatidae (Softnose skates)
Max. size:  80 cm TL (female)
Environment:  demersal; marine; depth range 400 - 735 m
Distribution:  Southeast Pacific: northern Peru to central Chile.
Diagnosis:  This species is distinguished by having the anterior disc margin distinctly undulating; pectoral-fin apices narrowly or abruptly rounded; preorbital length times orbital length 2.00-2.68; preorbital length times interorbital length 1.02-1.30; interorbital space times orbit length 1.20–-1.50; orbital length times spiracle length 2.00-2.53; with a median row of thorns originating from the posterior half of the disc; number of median thorns 26-30; interdorsal thorns 1 or 2; the dorsal disc surface and tail with finely textured denticles on adults confined to a narrow median band originating just posterior to mid-disc and extending along the tail; teeth arranged in quincunx; predorsal tail vertebrae 62; total predorsal vertebrae 93; pectoral-fin radial count 72. Colouration: uniformly colored on their dorsal and ventral surfaces, no blotches, spots, or other distinctive patterns which is consistent at all sizes from young to adult (Ref. 127873).
Biology:  Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
IUCN Red List Status: Least Concern (LC); Date assessed: 07 February 2019 Ref. (130435)
Threat to humans:  harmless
Country info:   
 


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