Elasmobranchii (sharks and rays) > Myliobatiformes
(Stingrays) > Urolophidae
Etymology: Trygonoptera: Greek, trygon = a sting ray + Greek, pteron = wing, fin (Ref. 45335); galba: Name from Latin 'galbus' meaning yellow; refers to its distinctive dorsal coloration..
More on authors: Last & Yearsley.
Environment: milieu / climate zone / depth range / distribution range
Marine; benthopelagic; depth range 100 - 210 m (Ref. 76957). Subtropical
Eastern Indian Ocean: Australia.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 33 - ? cm
Max length : 32.8 cm TL male/unsexed; (Ref. 76957); 39.4 cm TL (female)
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Last, P.R. and G.K. Yearsley, 2008. Trygonoptera galba sp. nov., a new stingaree (Myliobatoidei: Urolophidae) from Southwestern Australia. 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. 76957)
IUCN Red List Status (Ref. 126983)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 123201
): 14.8 - 22.1, mean 17.6 °C (based on 13 cells).
Phylogenetic diversity index (Ref. 82804
= 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00364 - 0.01815), b=3.08 (2.88 - 3.28), in cm total length, based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic level (Ref. 69278
): 3.6 ±0.5 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Low to moderate vulnerability (29 of 100).