Squalus edmundsi, Edmund's spurdog : fisheries

Squalus edmundsi White, Last & Stevens, 2007

Edmund's spurdog
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Native range | All suitable habitat | Point map | Year 2050
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Squalus edmundsi   AquaMaps   Data sources: GBIF OBIS
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Image of Squalus edmundsi (Edmund\
No image available for this species;
drawing shows typical species in Squalidae.

Klassificering / Namn Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchii (hajar och rockor) (sharks and rays) > Squaliformes (Sleeper and dogfish sharks) > Squalidae (Dogfish sharks)
Etymology: Squalus: Genus name from Latin 'squalus' meaning shark (Ref. 6885, 27436)edmundsi: Named for Matt Edmunds, formerly with CSIRO Marine Laboratory in the 1990s.
Eponymy: Dr Matthew J ‘Matt’ Edmunds is an Australian ecologist. [...] (Ref. 128868), visit book page.
More on authors: White, Last & Stevens.

Miljö: miljö / Klimatzon / djupintervall / distributionsområde Ekologi

marina pelagic-oceanic; djupintervall 204 - 850 m (Ref. 58442), usually 300 - 500 m (Ref. 58442). Tropical

Utbredning Territorier | FAO områden | Ekosystem | Förekomster | Prickkarta | Utplanteringar | Faunafri

Eastern Indian Ocean: Western Australia and Indonesia.

Storlek / Vikt / Ålder

Könsmognad: Lm ?  range ? - ? cm
Max length : 70.0 cm TL hane/ej könsbestämd; (Ref. 58442); 86.6 cm TL (female)

Kort beskrivning Bestämningsnycklar | Morfologi | Morfometri

This moderate-sized species of the ‘mitsukurii group’ has the following set of characters: moderately elongate body, depth 9.9-11.5% TL; narrowly triangular snout, moderately long, preoral length 2.0-2.44 times the horizontal prenarial length, 10.3-10.8% TL, mouth width 1.56-1.81 (1.73) times the horizontal prenarial length; pre-first dorsal length 27.7-30.0 (28.5)% TL; pre-second dorsal length 60.2-62.9 (61.3)% TL; interdorsal space 23.5-25.6 (24.7)% TL; weakly bifurcated anterior nasal flap; first dorsal fin large, upright, first dorsal-fin height 7.0-8.0% TL; first dorsal-fin spine strong, upright and broad-based; second dorsal-fin spine long, moderately broad-based; prepectoral length 21.9-23.1 (22.6)% TL; pelvic-caudal space 25.0-26.7 (25.9)% TL; pectoral fin of adult individuals not falcate; pectoral-fin inner margin relatively short, 6.4-7.1% TL; caudal bar is oblique, extending along base of lower lobe to caudal fork, less than 0.1-0.2 of posterior margin of upper lobe, upper caudal fringe narrow, with a large dark saddle, distinctly closer to tip of lobe than its base; flank denticles are strongly tricuspidate; monospondylous centra 43-44, precaudal centra 86-91, total centra 1130-120 (Ref. 58442).
Body shape (shape guide): elongated.

Biologi     Ordlista (t.ex. epibenthic)

Commonly caught by demersal longline fisheries operating in deepwater; utilized for its meat, fins and liver oil which is of high value (Ref. 58048).

Livscykel och parningsbeteende Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver

Distinct pairing with embrace (Ref. 205).

Huvudreferens Ladda upp dina referenser | referenser | Koordinator : Compagno, Leonard J.V. | Medarbetare

White, W.T., P.R. Last and J.D. Stevens, 2007. Two new species of Squalus of the 'mitsukurii group' from the Indo-Pacific. pp. 71-81. In P.R. Last, W.T. White and J.J. Pogonoski Descriptions of new dogfishes of the genus Squalus (Squaloidea: Squalidae). CSIRO Marine and Atmospheric Research Paper No. 014. 130 pp. (Ref. 58442)

Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))

  Near Threatened (NT) (A2d+3d); Date assessed: 01 August 2018

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Hot mot människor

  Harmless





Mänskliga användningsområden

Fiskeri: av potentiellt intresse
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Ytterligare information

Trofisk ekologi
Livsmedelsartiklar (preys)
Födosammansättning
Födointag
Matransoner
Predatorer
Ekologi
Ekologi
Populationsdynamik
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Längd-vikt rel.
Längd-längd rel.
Längd-frekvenser
Massakonvertering
Rekrytering
Abundans
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Reproduktion
Könsmognad
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Lek
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Ägg
Utveckling av ägg
Larver
Larvdynamik
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Genetisk mångfald
Människorelaterad
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Avelslinjer
Ciguatera-fall
Frimärken, mynt, diverse.
Uppsökande verksamhet
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Taxonomi
Populärnamn
synonymer
Morfologi
Morfometri
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referenser
referenser

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Internet-källor

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: Släkte, Arter | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, sök | World Records Freshwater Fishing | Zoobank | Zoologiskt register

Uppskattningar baserade på modeller

Index för fylogenetisk mångfald
(Ref. 82804)
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight a=0.00355 (0.00168 - 0.00751), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245).
Trofisk nivå
(Ref. 69278)
4.1   ±0.4 se; based on size and trophs of closest relatives
Resiliens
(Ref. 120179)
Mycket låg, lägsta populationsfördubblingstid mer än 14 år (Preliminary K or Fecundity.).
Sårbarhet i fisket
(Ref. 59153)
High vulnerability (64 of 100). 🛈