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Paragaleus tengi (Chen, 1963)
STRAIGHT-TOOTH WEASEL SHARK
Life   Vertebrata   Fish   Hemigaleidae   Paragaleus

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http://www.fishbase.org/Summary/speciesSummary.php?genusname=Paragaleus&speciesname=tengi ---> http://fishbase.de/Summary/speciesSummary.php?genusname=Paragaleus&speciesname=tengi
http://fishbase.de/Summary/speciesSummary.php?genusname=Paragaleus&speciesname=tengi ---> https://fishbase.de/Summary/speciesSummary.php?genusname=Paragaleus&speciesname=tengi
https://fishbase.de/Summary/speciesSummary.php?genusname=Paragaleus&speciesname=tengi ---> http://fishbase.de/summary/Paragaleus-tengi.html
http://fishbase.de/summary/Paragaleus-tengi.html ---> https://fishbase.de/summary/Paragaleus-tengi.html
Paragaleus tengi, Straight-tooth weasel shark : fisheries
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Common name (e.g. trout)

Genus + Species (e.g. Gadus morhua)

Paragaleus tengi ( Chen , 1963 )

Straight-tooth weasel shark Add your observation in Fish Watcher
Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Paragaleus tengi   AquaMaps   Data sources: GBIF OBIS
Upload your photos  and  videos
Pictures | Google image Image of Paragaleus tengi (Straight-tooth weasel shark) Paragaleus tengi
Picture by FAO

Classification / Names Common names | Synonyms | Catalog of Fishes( genus , species ) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchii (sharks and rays) > Carcharhiniformes (Ground sharks) > Hemigaleidae (Weasel sharks)
Etymology: Paragaleus: para (Gr.), near, referring to how its dentition is intermediate between Hemigaleus and the triakid Eugaleus (= Galeorhinus ). ( See ETYFish ) ;   tengi: In honor of Teng Huo-Tu (1911-1978), Director, Taiwan Fisheries Research Institute, and authority on Taiwanese elasmobranch fishes. ( See ETYFish ) .

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

Marine; demersal. Tropical; 34°N - 15°N

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Western Pacific: Japan to Viet Nam, including Hong Kong and Taiwan. Report of a record from off Madagascar may be an undescribed Paragaleus which has just recently been collected.

Size / Weight / Age

Maturity: L m   ?   range ? - ? cm
Max length : 88.0 cm TL male/unsexed; (Ref. 244 )

Short description Morphology | Morphometrics

Dorsal spines (total): 0; Dorsal soft rays (total): 0; Anal spines : 0; Anal soft rays : 0. Grey or grey-brown above, light below; no prominent markings on body and fins (Ref. 13567 ).

Biology     Glossary (e.g. epibenthic)

A little-known inshore shark (Ref. 13567 ). Viviparous (Ref. 50449 ). Taken in fisheries where it occurs (Ref. 13567 ).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Viviparous, placental (Ref. 50449 ). Distinct pairing with embrace (Ref. 205 ).

Main reference Upload your references | References | Coordinator | Collaborators

Compagno, L.J.V. , 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244 )

IUCN Red List Status (Ref. 130435 )

  Endangered (EN)  (A2d); Date assessed: 06 May 2020

CITES

Not Evaluated

CMS (Ref. 116361 )

Not Evaluated

Threat to humans

  Harmless (Ref. 13567 )





Human uses

Fisheries: minor commercial FAO - Publication: search | FishSource |

More information

Countries
FAO areas
Ecosystems
Occurrences
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Stocks
Ecology
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Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
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Fecundity
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Egg development
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Length-weight
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Tools

E-book | Field guide | Identification keys | Length-frequency wizard | Life-history tool | Point map | Classification Tree | Catch-MSY |

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

Download XML

Summary page | Point data | Common names | Photos

Internet sources

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes : genus , species | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genome , nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | National databases | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: Go , Search | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Preferred temperature (Ref. 123201 ): 21.5 - 26.9, mean 24.7 °C (based on 164 cells). Phylogenetic diversity index (Ref. 82804 ):  PD 50 = 0.5664   [Uniqueness, from 0.5 = low to 2.0 = high]. Bayesian length-weight: a=0.00363 (0.00147 - 0.00899), b=3.07 (2.86 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245 ). Trophic level (Ref. 69278 ):  4.2   ±0.6 se; based on size and trophs of closest relatives Resilience (Ref. 120179 ):  Very Low, minimum population doubling time more than 14 years (Fec is assumed to be <10). Fishing Vulnerability (Ref. 59153 ):  High vulnerability (55 of 100). Price category (Ref. 80766 ):   Unknown . Nutrients (Ref. 124155 ):  Calcium = 33.9 [5.5, 192.1] mg/100g; Iron = 0.731 [0.184, 2.180] mg/100g; Protein = 19 [17, 21] %; Omega3 = 0.106 [0.043, 0.251] g/100g; Selenium = 37.8 [11.6, 121.9] μg/100g; VitaminA = 28.3 [8.8, 91.8] μg/100g; Zinc = 0.848 [0.399, 1.545] mg/100g (wet weight);

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Updated: 2024-04-23 17:14:20 gmt
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