Gymnosarda unicolor, Dogtooth tuna : fisheries, gamefish

Gymnosarda unicolor (Rüppell, 1836)

Dogtooth tuna
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Gymnosarda unicolor   AquaMaps   Data sources: GBIF OBIS
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Image of Gymnosarda unicolor (Dogtooth tuna)
Gymnosarda unicolor
Bild av Patzner, R.

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

> Scombriformes (Mackerels) > Scombridae (Mackerels, tunas, bonitos) > Scombrinae
Etymology: Gymnosarda: Greek, gymnos = naked + Greek, sarde = sardine; 1598 (Ref. 45335).
More on author: Rüppell.

Miljö: miljö / Klimatzon / djupintervall / distributionsområde Ekologi

marina revassocierade; havsvandrande (Ref. 51243); djupintervall 0 - 250 m (Ref. 86942). Tropical; 20°C - 28°C (Ref. 5313); 31°N - 30°S, 32°E - 130°W (Ref. 168)

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

Indo-Pacific: Red Sea and East Africa to French Polynesia, north to Japan, south to Australia.

Storlek / Vikt / Ålder

Könsmognad: Lm ?  range ? - ? cm
Max length : 248 cm FL hane/ej könsbestämd; (Ref. 40637); common length : 190 cm NG hane/ej könsbestämd; (Ref. 9710); publicerad maxvikt: 131.0 kg (Ref. 168)

Kort beskrivning Bestämningsnycklar | Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt) : 13 - 15; Mjukstrålar i ryggfenan (totalt) : 12 - 14; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 12 - 13; Ryggkotor: 38. This species is distinguished by the following characters: body elongate and moderately compressed; mouth fairly large, upper jaw reaching to middle of eye; 14 to 31 large, conical teeth on upper jaw, 10 to 24 on lower jaw; 2 patches of villiform teeth on upper surface of tongue; total gill rakers on first gill arch 11-14; D1 XIII-XV, its border almost straight, the second followed by 6-7 finlets, dorsal fins close together; anal fin followed by 6 finlets; pectoral fins with 25-28 rays; interpelvic process large and single; lateral line strongly undulating; body naked posterior to corselet except for lateral line, dorsal-fin base, and caudal keel; caudal peduncle slender, with a well-developed lateral keel between 2 smaller keels on each side. Colour of back and upper sides brilliant blue-black, lower sides and belly silvery; no lines, spots or other markings on body; anterior tip of first dorsal fin dark; other fins greyish (Ref. 9684).
Body shape (shape guide): fusiform / normal; Cross section: oval.

Biologi     Ordlista (t.ex. epibenthic)

An offshore species found mainly around coral reefs. Generally solitary or occur in small schools of six or less. Preys on small schooling fishes such as Decapterus, Caesio, Nasio, Cirrhilabrus, Pterocaesio and squids. Caught mainly by pole-and-line. Marketed canned and frozen (Ref. 9684, 48637). Adults may be ciguatoxic (Ref. 37816). Minimum depth reported taken from Ref. 128797.

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

Huvudreferens Ladda upp dina referenser | referenser | Koordinator : Collette, Bruce B. | Medarbetare

Collette, B.B. and C.E. Nauen, 1983. FAO Species Catalogue. Vol. 2. Scombrids of the world. An annotated and illustrated catalogue of tunas, mackerels, bonitos and related species known to date. Rome: FAO. FAO Fish. Synop. 125(2):137 p. (Ref. 168)

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

  Least Concern (LC) ; Date assessed: 01 March 2022

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Hot mot människor

  Reports of ciguatera poisoning (Ref. 168)





Mänskliga användningsområden

Fiskeri: mindre kommeriell; sportfisk: ja
FAO - fiskeri: landings search; Publication: search | FishSource | Havet omkring oss

Ytterligare information

Trofisk ekologi
Livsmedelsartiklar (preys)
Födosammansättning
Födointag
Matransoner
Predatorer
Ekologi
Ekologi
Populationsdynamik
Tillväxtparametrar
Max. åldrar / storlekar
Längd-vikt rel.
Längd-längd rel.
Längd-frekvenser
Massakonvertering
Rekrytering
Abundans
Livscykel
Reproduktion
Könsmognad
Mognad/Gills rel.
Fekunditet
Lek
Lekande aggregat
Ägg
Utveckling av ägg
Larver
Larvdynamik
Anatomi
Gälyta
Hjärna
Otolit
Fysiologi
Kroppssammansättning
Näringsämnen
Syreförbrukning
Typ av simning
Simhastighet
Visuella pigment
Ljud från fisk
Sjukdomar & Parasiter
Toxicitet (LC50)
Genetik
Genom
Genetik
Heterozygositet
Ärftlighet
Genetisk mångfald
Människorelaterad
Vattenbrukssystem
Vattenbruksprofiler
Avelslinjer
Ciguatera-fall
Frimärken, mynt, diverse.
Uppsökande verksamhet
Medarbetare
referenser
referenser

Verktyg

Särskilda rapporter

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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 - fiskeri: landings search; Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | Nationella databaser | 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 | Zoologiskt register

Uppskattningar baserade på modeller

Index för fylogenetisk mångfald
(Ref. 82804)
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight a=0.01072 (0.00643 - 0.01784), b=3.06 (2.92 - 3.20), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Trofisk nivå
(Ref. 69278)
4.5   ±0.75 se; based on food items.
Resiliens
(Ref. 120179)
Låg, lägsta populationsfördubblingstid 4,5-14 år (Assuming tmax>10).
Sårbarhet i fisket
(Ref. 59153)
High to very high vulnerability (73 of 100). 🛈
Sårbarhet för klimatet
(Ref. 125649)
Very high vulnerability (92 of 100). 🛈
Priskategori
(Ref. 80766)
High.
Näringsämnen
(Ref. 124155)
Calcium = 11.6 [6.8, 20.1] mg/100g; Iron = 0.539 [0.311, 0.982] mg/100g; Protein = 21.8 [20.2, 23.1] %; Omega3 = 0.136 [0.084, 0.225] g/100g; Selenium = 69.1 [38.3, 127.4] μg/100g; VitaminA = 51.6 [19.1, 151.7] μg/100g; Zinc = 0.543 [0.384, 0.760] mg/100g (wet weight);