Hemitrygon parvonigra, Dwarf black stingray

Hemitrygon parvonigra (Last & White, 2008)

Dwarf black stingray
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Hemitrygon parvonigra   AquaMaps   Data sources: GBIF OBIS
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Image of Hemitrygon parvonigra (Dwarf black stingray)
Hemitrygon parvonigra
Picture by Krajangdara, T. & S. Rodpradit

Classification / Names Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchii (hajar och rockor) (sharks and rays) > Myliobatiformes (Stingrays) > Dasyatidae (Stingrays) > Dasyatinae
Etymology: parvonigra: Name from Latin 'parvus' for little and 'nigra' for black, refers to its resemblance to a larger Australian species Dasyatis thetidis.  More on authors: Last & White.

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

; marina; brackvatten bentopelagisk; djupintervall 60 - 185 m (Ref. 114953).   Tropical; 20°N - 20°S, 115°E - 128°E (Ref. 114953)

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

Eastern Indian Ocean and Western Central Pacific: Philippines to north-western Australia.

Length at first maturity / Size / Vikt / Age

Maturity: Lm ?, range 35 - ? cm
Max length : 51.0 cm WD hane/ej könsbestämd; (Ref. 114953)

Biologi     Ordlista (t.ex. epibenthic)

This demersal species lives offshore on continental shelf, probably occasionally shallower; caught incidentally in trawl and net fisheries; llfe history unknown (Ref. 114953). Maximum length for females of similar form, possibly up to 49.8 cm WD (Ref. 76959).

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

Main reference Upload your references | referenser | Koordinator : McEachran, John | Medarbetare

Last, P.R. and W.T. White, 2008. Dasyatis parvonigra sp. Nov., a new species of stingray (Myliobatoidei: Dasyatidae) from the tropical eastern Indian Ocean. In Last, P.R., White, W.T. & Pogonoski, J.J. (eds.): Descriptions of New Australian Chondrichthyans. CSIRO Marine and Atmospheric Research Paper no. 22. (Ref. 76959)

IUCN Red List Status (Ref. 123251)

  Data deficient (DD) ; Date assessed: 22 February 2015

CITES (Ref. 123416)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

Ytterligare information

Länder
FAO områden
Ekosystem
Förekomster
Utplanteringar
Stocks
Ekologi
Föda
Födoslag
Födointag
Näringsinnehåll
Populärnamn
synonymer
Metabolik
Predatorer
Ekotoxikologi
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Könsmognad
Lek
Spawning aggregation
Fecundity
Ägg
Egg development
Age/Size
Tillväxt
Length-weight
Length-length
Length-frequencies
Morfometri
Morfologi
Larver
Larvdynamik
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referenser
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Ljud
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Otoliths
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Internet-källor

Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: Släkte, Arter | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genome, nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: Go, sök | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 19.6 - 23, mean 21.5 °C (based on 8 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5010   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00280 - 0.01630), b=3.07 (2.87 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trofisk nivå (Ref. 69278):  3.7   ±0.5 se; based on size and trophs of closest relatives
Resiliens (Ref. 120179):  .
Vulnerability (Ref. 59153):  Very high vulnerability (82 of 100) .