A copy of this book was donated to FishBase by
Cornell University Press

Dentiraja polyommata  (Ogilby, 1910)

Argus skate
Add your observation in Fish Watcher
Aquamaps webservice down at the moment
Upload your photos and videos
Pictures | Google image
Image of Dentiraja polyommata (Argus skate)
Dentiraja polyommata
Picture by Kyne, P.M.


Australia country information

Common names: Argus skate
Occurrence: endemic
Salinity: marine
Abundance: common (usually seen) | Ref: Last, P.R. and J.D. Stevens, 1994
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Occurs on the outer continental shelf and upper slope, from Townsville, Queensland to Byron Bay, New South Wales (Ref. 6871); tropical, temperate (Ref. 75154). Common throughout its range (Ref. 6871).
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/as.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Last, P.R. and J.D. Stevens, 1994
National Database:

Classification / Names

Elasmobranchii (sharks and rays) > Rajiformes (Skates and rays) > Rajidae (Skates)
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Main reference

Size / Weight / Age

Max length : 36.0 cm TL male/unsexed; (Ref. 6871)

Length at first maturity
Lm ?, range 26 - 30 cm

Environment

Marine; bathydemersal; depth range 140 - 310 m (Ref. 6871)

Climate / Range

Subtropical; 18°S - 28°S

Distribution

Western Pacific: eastern Australia.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal surface pinkish brown to greyish brown with irregular clusters of small, dark, white-edged spots. Ventral surface pale, occasionally with dark patches around mouth and central disc. Dorsal fins uniform pale brown. Disc quadrangular, broader than long. Snout short to moderate. Tail of medium length, depressed, slender; lateral skin folds well developed. Nuchal thorn small. Orbital thorns usually absent from mid-eye, usually less than 5 in mature specimens. Mature males with denticles along anterolateral margin.

Biology     Glossary (e.g. epibenthic)

Found on the outer continental shelf and upper slopes. Bottom-dweller which feeds on invertebrates and bony fish (Ref. 9908). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).

IUCN Red List Status (Ref. 115185)

Threat to humans

Other (Ref. 10311)



Human uses

More information

Countries
FAO areas
Ecosystems
Occurrences
Introductions
Stocks
Ecology
Diet
Food items
Food consumption
Ration
Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
Larvae
Larval dynamics
Recruitment
Abundance
References
Aquaculture
Aquaculture profile
Strains
Genetics
Allele frequencies
Heritability
Diseases
Processing
Mass conversion
Collaborators
Pictures
Stamps, Coins
Sounds
Ciguatera
Speed
Swim. type
Gill area
Otoliths
Brains
Vision

Tools

Special reports

Download XML

Internet sources

BHL | Check for other websites | Check FishWatcher | CISTI | DiscoverLife | ECOTOX | FAO(Publication : search) | GenBank(genome, nucleotide) | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | iSpecies | PubMed | Scirus | Sea Around Us | SeaLifeBase | Tree of Life | uBio | uBio RSS | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record | Fishtrace

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD50 = 0.5020 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
4.0   ±0.61 se; Based on food items.

Resilience (Ref. 69278)
Low, minimum population doubling time 4.5 - 14 years (Fec assumed to be <100)

Vulnerability (Ref. 59153)
Low to moderate vulnerability (31 of 100)
Price category (Ref. 80766)
Medium