Rioraja agassizii (Müller & Henle, 1841)
Rio skate
photo by Bornatowski, H.

Family:  Arhynchobatidae (Softnose skates)
Max. size:  33 cm WD (male/unsexed)
Environment:  demersal; marine; depth range - 130 m
Distribution:  Southwest Atlantic: Espírito Santo, Brazil to Argentina.
Biology:  A coastal species found on sand, mud or gravel bottoms (Ref. 26375). Feeds on crustaceans, mollusks and fishes (Ref. 26375). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
IUCN Red List Status: Vulnerable (VU); Date assessed: 01 March 2007 (A4d) Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Garilao, Cristina V. - 26.01.99
Modified by: Bailly, Nicolas - 29.10.12

Source and more info: For personal, classroom, and other internal use only. Not for publication.

Page created by Jen, 05.08.02, php script by kbanasihan 06/09/2010 ,  last modified by sortiz, 10/02/17