| Family: |
Rhinobatidae (Guitarfishes) |
| Max. size: |
90 cm TL (male/unsexed); max.weight: 1,350.0 g |
| Environment: |
demersal; marine; depth range - 70 m |
| Distribution: |
Eastern Pacific: from Mexico and from north-western Costa Rica to northern Peru. |
| Diagnosis: |
Rostral cartilage distally enlarged; anterior nasal prolongations reaching medial margin of nostrils; posterior margin of spiracle with 2 folds, the medial one rudimentary; a line of about 77 prickles between nuchal region and first dorsal fin; 3 or 4 prickles on shoulders, few tubercles on snout and small prickles on anterior margin of orbits; body covered dorsally with about 80 white dots (3 to 5 mm in diameter) over a brown body; underbody white except snout with a black diamond shape blotch, extending backward laterally (Ref. 13259). |
| Biology: |
Living individuals reported to be in sandy and rocky environments near coral-reefs at 18-24 m depth of the Colombian coast (Ref. 101827). In contrast the type specimen was taken from a depth of 70 m (Ref. 26282). Ovoviviparous (Ref. 50449). Males mature at ca. 71 cm TL (Ref. 114953). |
| IUCN Red List Status: |
Vulnerable (VU); Date assessed: 24 February 2020 (A2d) Ref. (130435)
|
| Threat to humans: |
harmless |
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