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Elasmobranchii (sharks and rays) > Myliobatiformes (Stingrays) > Urolophidae (Round rays)
Etymology: Urolophus: Greek, oura = tail + Greek, lophos = crest (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; demersal; depth range 5 - 150 m (Ref. 12951). Temperate; 32°S - 44°S

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Eastern Indian Ocean: endemic to Australia.

Length at first maturity / Size / Weight / Age

Maturity: L_m 23.8, range 20 - 24.1 cm
Max length : 57.0 cm TL male/unsexed; (Ref. 12951)

Occurs on the continental shelf (Ref. 7300). Adults feed on worms, crabs, shrimp, and small bony fishes while juveniles take small crustaceans (Ref. 12951).

Life cycle and mating behavior Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Last, P.R. and J.D. Stevens, 1994. Sharks and rays of Australia. CSIRO, Australia. 513 p. (Ref. 6871)

IUCN Red List Status (Ref. 130435)

Least Concern (LC) ; Date assessed: 06 August 2018

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Traumatogenic (Ref. 12951)

Human uses

Fisheries: minor commercial

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More information

Trophic ecology
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Ecology
Ecology

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Estimates based on models

Preferred temperature (Ref. 123201): 14.3 - 19.4, mean 16.3 °C (based on 288 cells).

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00776 (0.00440 - 0.01371), b=3.04 (2.87 - 3.21), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).

Trophic level (Ref. 69278): 3.7 ±0.59 se; based on food items.

Generation time: 5.2 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies.

Resilience (Ref. 120179): Low, minimum population doubling time 4.5 - 14 years (Assuming fecundity<100).

Fishing Vulnerability (Ref. 59153): Moderate vulnerability (43 of 100).

Price category (Ref. 80766): Medium.

Nutrients (Ref. 124155): Calcium = 9.6 [1.4, 169.0] mg/100g; Iron = 0.308 [0.029, 3.628] mg/100g; Protein = 20.2 [14.9, 25.4] %; Omega3 = 0.42 [0.12, 1.24] g/100g; Selenium = 10.5 [2.3, 60.0] μg/100g; VitaminA = 5.63 [0.42, 61.55] μg/100g; Zinc = 0.387 [0.027, 4.200] mg/100g (wet weight);

Urolophus paucimaculatus Dixon, 1969