Elasmobranchii (haaien en roggen) (sharks and rays) >
Rajiformes (Skates and rays) >
Rajidae (Skates)
Etymology: maugeana: The epithet maugeana was derived to draw a link with the Australian cool temperate biogeographic region, the Maugean Province, in which this skate is a keystone species. Its common name, the Maugean Skate, follows this theme..
More on authors: Last & Gledhill.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; brak water benthopelagisch. Temperate
Southwest Pacific: Tasmania. Endemic to Bathurst and Macquarie Harbours, in southwestern Tasmania. Occurs primarily in the upper, oligo-mesohaline regions of these estuaries (Ref. 58362).
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 70.6 cm TL mannelijk / geslacht onbekend; (Ref. 58362); 84.0 cm TL (female)
The total available habitat is less than 300 km2 and initial surveys suggest that the population is likely to be less than 1000 individuals (Treloar pers. comm.).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Last, P.R. and D.C . Gledhill, 2007. The Maugean skate, Zearaja maugeana sp. nov. (Rajiformes: Rajidae) a micro-endemic, Gondwanan relict from Tasmanian estuaries. Zootaxa 1494:45-65. (Ref. 58362)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Bedreigd (EN) (B1ab(i,ii,iii,iv)+2ab(i,ii,iii,iv)); Date assessed: 20 February 2015
Gevaar voor de mens
Harmless
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Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00282 (0.00133 - 0.00596), b=3.25 (3.08 - 3.42), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.9 ±0.6 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (54 of 100).