Parachanna obscura, African obscure snakehead : fisheries

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Parachanna obscura (Günther, 1861)

African obscure snakehead
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Image of Parachanna obscura (African obscure snakehead)
Parachanna obscura
Female picture by Naus, E.

klasifikasi / Names Nama-nama umum | Sinonim (persamaan) | Catalog of Fishes(Marga, Jenis) | ITIS | CoL | WoRMS | Cloffa

> Anabantiformes (Gouramies, snakeheads) > Channidae (Snakeheads)
Etymology: Parachanna: Greek, para = the side of + Greek, channe, -es = anchovy (Ref. 45335).
More on author: Günther.

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

; air tawar dasar (demersal); potamodromous (Ref. 51243). Tropical; 26°C - 28°C (Ref. 1672); 14°N - 3°S

Penyebaran Negara-negara | Daerah-daerah FAO | Ecosystems | Kemunculan | Point map | Introduksi | Faunafri

Africa: widely distributed from the Senegal River to the Chad system (Ref. 3575, 57290) up to the Nile (Ref. 3575) and Congo basins (Ref. 45434, 106290, 111328), including the Volta and Niger basins and many coastal basins in West Africa (Ref. 57290). In Lower Guinea known from most coastal basins (Ref. 81648).

Size / Weight / umur

Maturity: Lm ?  range ? - ? cm
Max length : 50.0 cm SL jantan/; (Ref. 31256); Berat maksimum terpublikasi: 1.0 kg (Ref. 3799)

deskripsi pendek Morfologi | Morfometrik

Duri punggung (Keseluruhan (total)): 0; duri punggung lunak (Keseluruhan (total)): 39-45; Duri dubur 0; Sirip dubur lunak: 26 - 32. Diagnosis: body elongate; lateral-line scales medium-sized, numbering 65-78; head depressed anteriorly, relatively long and covered with scales larger than those on body; lower jaw slightly longer than the upper, with 4-6 well developed canines; dorsal and anal fins not touching caudal fin; dorsal fin with 39-45, anal with 26-32 rays; 5-8 more or less rounded or polygonal dark blotches on sides (Ref. 57290, 81648). Coloration: blackish to very dark olivaceous, marbled with ochre ventrally; dark lateral band on head, broadening between hind margin of eye and hind margin of gill cover; fins with more or less distinct dark spots/maculae forming oblique bands; small, rounded black spot at base of caudal fin; fingerlings (prejuveniles) ochre-coloured, with a black band running along middle of sides, from tip of snout to hind margin of caudal fin (Ref. 57290, 81648).

Biologi     Daftar kata (contoh epibenthic)

Inhabits marginal vegetation and floodplains. Feeds on insects and small fish (Ref. 28714). Maximum SL reported 50.0 cm (Ref. 31256) larger than maximum TL 45.5 cm (Ref. 81648).

Life cycle and mating behavior Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva

rujukan utama Upload your references | Acuan | Koordinator | mitra

Teugels, G.G., J.J. Breine and D.F.E. Thys van den Audernaerde, 1984. Channidae. p. 288-290. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Checklist of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 2. (Ref. 3575)

Status IUCN Red List (Ref. 125652)

  kurang bimbang (LC) ; Date assessed: 21 April 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

ancaman kepada manusia

  Harmless





penggunaan manusia

Perikanan: komersial
FAO - Publication: search | FishSource |

informasi lanjut

Nama-nama umum
Sinonim (persamaan)
metabolisme
Pemangsa
Ekotoksikologi
Reproduksi, perkembang biakan
Kematangan
Pemijahan
Spawning aggregation
Fecundity
telur-telur
pekembangan telor
Umur / Saiz
Pertumbuhan
panjang-berat
panjang-panjang
ukuran frekuensi
Morfometrik
Morfologi
Larva
Dinamika larva
pemulihan
Kelimpahan
BRUVS
Acuan
Budidaya air
profil budidaya air
Strain
Genetika
Frekuensi alel
Diturunkan
Penyakit-penyakit
Pengolahan
Nutrients
Mass conversion
mitra
Gambar
Stamps, Coins Misc.
Suara-suara
Ciguatera
Kecepatan
Tipe renang
Area insang
Otoliths
Otak
Penglihatan / visi

Alat, peralatan

laporan khas

muat turun XML

Sumber internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | semak peneliti ikan | CISTI | Catalog of Fishes: Marga, Jenis | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genom, Nukleotida | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: pergi, Cari | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00759 (0.00610 - 0.00943), b=3.01 (2.95 - 3.07), in cm total length, based on LWR estimates for this species (Ref. 93245).
Trophic level (Ref. 69278):  3.4   ±0.56 se; based on food items.
Daya lenting (Ref. 120179):  sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Moderate vulnerability (44 of 100) .
Climate Vulnerability (Ref. 125649):   (0 of 100) .
kategori harga (Ref. 80766):   Unknown.
Nutrients (Ref. 124155):  Calcium = 148 [82, 279] mg/100g ; Iron = 1.16 [0.69, 2.00] mg/100g ; Protein = 17.8 [16.1, 19.4] % ; Omega3 = 0.207 [0.093, 0.466] g/100g ; Selenium = 74.4 [34.0, 171.0] μg/100g ; VitaminA = 24.1 [9.3, 64.1] μg/100g ; Zinc = 1.61 [1.04, 2.38] mg/100g (wet weight);