Orectolobus hutchinsi, Western wobbegong

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Orectolobus hutchinsi Last, Chidlow & Compagno, 2006

Western wobbegong
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Native range | All suitable habitat | Point map | Year 2100
This map was computer-generated and has not yet been reviewed.
Orectolobus hutchinsi   AquaMaps   Data sources: GBIF OBIS
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Image of Orectolobus hutchinsi (Western wobbegong)
No image available for this species;
drawing shows typical species in Orectolobidae.

Classificatie / Names Populaire namen | Synoniemen | Catalog of Fishes(Genus, Soort(en)) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchii (haaien en roggen) (sharks and rays) > Orectolobiformes (Carpet sharks) > Orectolobidae (Carpet or nurse sharks)
Etymology: Orectolobus: Greek, orektos = stretch out + Greek, lobos = lobe (Ref. 45335);  hutchinsi: Named for Dr. Barry Hutchins, Western Australian Museum, Perth.  More on authors: Last, Chidlow & Compagno.

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

; marien demersaal; diepteverspreiding - 106 m (Ref. 58024), usually - 79 m (Ref. 58024).   Tropical; 0°C -

Verspreiding Landen | FAO regio's | Ecosystems | Voorkomen | Point map | Introducties | Faunafri

Eastern Indian Ocean: Western Australia. Sympatric with O. maculatus and O. ornatus.

Size / Gewicht / Leeftijd

Maturity: Lm ?  range ? - ? cm
Max length : 149 cm TL mannelijk/geslacht niet bekend; (Ref. 58024)

Korte beschrijving Morfologie | Morfometrie

Diagnosis: A moderate-sized species with the following characters: yellowish-brown when fresh with well-defined, darker brown saddles; absence fo white spots, blotches or reticulations on the fins and body; nasal barbel bilobed; postspiracular lobes are simple, reduced or rudimentary; distance across preorbital lobe group 1.2-1.3 times interspace between preorbital group and postspiracular lobe, 13-15 times base length of anterior postspiracular lobe; base of anterior postspiracular lobe 11-12 in its distance from postorbital group, 4.9-7 in its distance from posterior postspiracular lobe; mouth width 4.7-10.2 times preoral distance; warty tubercles absent on back of adult; juveniles with rows of elevated denticles or poorly defined warty tubercles on back; dorsal fins raked posteriorly; first dorsal fin over rear half of pelvic -fin bases; interdorsal space 0.38-0.56 times anal-fin base length; anal-fin inner margin 0.8-1.1 times anal-fin posterior margin; teeth in upper jaw 25-27, those in the medial row at symphysis rudimentary; spiral valve turns 26-28; monospondylous centra 48-50 (Ref. 58024).

Biologie     Verklarende woordenlijst (b.v. epibenthic)

Males mature at about 111 cm TL. Young born at 22-26 cm TL (mean 24.1 cm TL based on 40 specimens). Caught as by-catch of local gillnet, longline, rock lobster and recreational fisheries (Ref. 58024).

Life cycle and mating behavior Geslachtsrijpheid | Voortplanting | Kuitschieten | Eieren | Fecundity | Larven

Voornaamste referentie Upload your references | Referenties | Coördinator | Medewerkers

Last, P.R., J.A. Chidlow and L.J.V. Compagno, 2006. A new wobbegong shark, Orectolobus hutchinsi n. sp. (Orectolobiformes: Orectolobidae) from southwestern Australia. Zootaxa (1239):35-48. (Ref. 58024)

Status op de Rode Lijst van het IUCN (Ref. 124695)

  Niet bedreigd (LC) ; Date assessed: 18 February 2015

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gevaarlijk voor mensen

  Harmless





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Estimates based on models

Preferred temperature (Ref. 115969): 17.4 - 22.3, mean 18.3 °C (based on 126 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5012   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245).
Trophic level (Ref. 69278):  4.0   ±0.6 se; based on size and trophs of closest relatives
Generation time: 9.4 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
Weerstandsvermogen
Kwetsbaarheid (Ref. 59153):  High to very high vulnerability (72 of 100) .