Oman bullhead shark: Difference between revisions
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{{Short description|Species of shark}} |
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{{Taxobox |
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{{Speciesbox |
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| name = Oman bullhead shark |
| name = Oman bullhead shark |
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| image = |
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| status = DD |
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| status_system = IUCN3.1 |
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| regnum = [[Animalia]] |
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| status_ref = <ref name="iucn status 12 November 2021">{{cite iucn |author=Ebert, D.A. |author2=Khan, M. |author3=Valinassab, T. |author4=Akhilesh, K.V. |author5=Tesfamichael, D. |date=2017 |title=''Heterodontus omanensis'' |volume=2017 |page=e.T161720A109916524 |doi=10.2305/IUCN.UK.2017-2.RLTS.T161720A109916524.en |access-date=12 November 2021}}</ref> |
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| phylum = [[Chordata]] |
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| classis = [[Chondrichthyes]] |
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| subclassis = [[Elasmobranchii]] |
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| authority = [[Zachary Hayward Baldwin|Z. H. Baldwin]], 2005 |
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| ordo = [[Heterodontiformes]] |
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| range_map = Oman Bullhead Shark Range.png |
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| familia = [[Heterodontidae]] |
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| range_map_caption = Range of the Oman bullhead shark |
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| binomial = ''Heterodontus omanensis'' |
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| binomial_authority = Baldwin, 2005 |
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{{Portal|Sharks}} |
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The '''Oman bullhead shark''', ''Heterodontus omanensis'', is a [[bullhead shark]] of the [[family (biology)|family]] Heterodontidae found in the [[tropical]] western [[Indian Ocean]] around central [[Oman]], from the surface to a depth of {{convert|72|m|abbr=on}} on the continental shelf. This [[species]] has an average length of {{convert|56|cm|abbr=on}} and can reach a maximum length of {{convert|61|cm|abbr=on}}. This shark was described in 2005, making it one of the most recently described of its [[genus]]. The Oman bullhead shark likely is accidentally caught as bycatch, putting the species at risk. <!-- More research is needed to report on the biology and conservation status of this shark. |
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The '''Oman bullhead shark''', ''Heterodontus omanensis'', is a [[bullhead shark]] of the [[family (biology)|family]] [[Heterodontidae]], found in the [[tropical]] western [[Indian Ocean]] around central [[Oman]] from the surface to 70 m. Its length is up to 56 cm. |
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The Oman bullhead shark has large [[pectoral fin]]s, and a unique egg case, with 2 long tendrils extending from its base and flanges with 2 turns. This species differs from the [[Japanese bullhead shark]] in having 4 dark saddles (versus 11 to 14); a smaller first [[dorsal fin]] (9.3% to 10.9% of total length versus 11% to 21%); an egg case of 2 turns (versus 3) bearing extremely long tendrils. |
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Coloration is four dark saddles, more or less equally distributed along the head and body. Relatively small, dark pigmented dorsal fins, each with a white distal streak. |
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==References== |
==References== |
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{{Reflist}} |
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* {{ |
* {{FishBase| genus = Heterodontus | species = omanensis | month = May | year = 2006}} |
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{{Selachimorpha|He.}} |
{{Selachimorpha|He.}} |
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{{Taxonbar|from=Q145074}} |
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{{DEFAULTSORT:Oman Bullhead Shark}} |
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[[Category:Heterodontidae]] |
[[Category:Heterodontidae]] |
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[[Category:Fish of the Indian Ocean]] |
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[[Category:Fish described in 2005]] |
Latest revision as of 00:03, 25 April 2022
Oman bullhead shark | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Chondrichthyes |
Subclass: | Elasmobranchii |
Order: | Heterodontiformes |
Family: | Heterodontidae |
Genus: | Heterodontus |
Species: | H. omanensis
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Binomial name | |
Heterodontus omanensis Z. H. Baldwin, 2005
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Range of the Oman bullhead shark |
The Oman bullhead shark, Heterodontus omanensis, is a bullhead shark of the family Heterodontidae found in the tropical western Indian Ocean around central Oman, from the surface to a depth of 72 m (236 ft) on the continental shelf. This species has an average length of 56 cm (22 in) and can reach a maximum length of 61 cm (24 in). This shark was described in 2005, making it one of the most recently described of its genus. The Oman bullhead shark likely is accidentally caught as bycatch, putting the species at risk.
References
[edit]- ^ Ebert, D.A.; Khan, M.; Valinassab, T.; Akhilesh, K.V.; Tesfamichael, D. (2017). "Heterodontus omanensis". IUCN Red List of Threatened Species. 2017: e.T161720A109916524. doi:10.2305/IUCN.UK.2017-2.RLTS.T161720A109916524.en. Retrieved 12 November 2021.
- Froese, Rainer; Pauly, Daniel (eds.). "Heterodontus omanensis". FishBase. May 2006 version.