Cruriraja parcomaculata   (von Bonde & Swart, 1923)

Roughnose legskate
Catalog of Fishes (gen., sp.) | ITIS | CoL
Classification
Elasmobranchii | Rajiformes | Rajidae
Synonyms
Common names
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| Native range | All suitable habitat | PointMap | Year 2050 |
Aquamaps of Cruriraja parcomaculata This map was computer-generated and has not yet been reviewed.
AquaMaps     Data sources: GBIF OBIS
Main reference
Size / Weight / Age
Max length : 55.0 cm TL male/unsexed; (Ref. 5578)
Environment
Bathydemersal; marine; depth range 150 - 620 m (Ref. 11284)
Climate / Range
Deep-water; 28°S - 40°S
Distribution
Southeast Atlantic: known only from Lüderitz, Namibia to Durban, South Africa.
Countries | FAO areas | Ecosystems | Occurrences | Introductions
Short description
A rough legskate with a pointed snout covered by large conspicuous white thorns that are also found around the eyes, on the shoulders, and in several rows from the nape to the 1st dorsal fin (Ref. 5578). Legskates have pelvic fins separated into a mobile leg-like front lobe, and a rear lobe that may be fused to the tail base (Ref. 5578). Sandy brown above usually with scattered dark brown and whitish spots (very conspicuous in young and becoming obscure in adults; white below (Ref. 5578). Tail with conspicuous dark brown bandings in juveniles (Ref. 5578).
Biology
    Glossary (e.g. epibenthic)
Found on the uppermost slope (Ref. 5578). Feed on small crustaceans, dragonets, squid, polychaete worms and flatworms (Ref. 5578). Oviparous. Distinct pairing with embrace. Young may tend to follow large objects, such as their mother (Ref. 205). Eggs are oblong capsules with stiff pointed horns at the corners deposited in sandy or muddy flats (Ref. 205). Egg capsules are 4.5 cm long and 2.4 cm wide (Ref. 41249). Caught by hake bottom trawlers (Ref. 5578).
IUCN Red List Status (Ref. 57073)
Threat to humans
  Harmless
Human uses
More information
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Estimation of some characteristics with mathematical models
Phylogenetic diversity index (Ref. 82805)
PD50 = 0.5039
Resilience (Ref. 69278)
Low, minimum population doubling time 4.5 - 14 years (Fec assumed to be <100)
Vulnerability (Ref. 59153)
Price category (Ref. 80766)
Moderate to high vulnerability (47 of 100)

Entered by Froese, Rainer
Modified by Luna, Susan M.