You can sponsor this page

Squalus japonicus Ishikawa, 1908

Japanese spurdog
Masukkan pemerhatian anda di Fish Watcher
Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Squalus japonicus   AquaMaps   Data sources: GBIF OBIS
muatnaik fotos/gambar dan video
Pictures | imej Google
Image of Squalus japonicus (Japanese spurdog)
Squalus japonicus
Female picture by White, W.T.

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

Ikan bertulang rawan (sharks and rays) > Squaliformes (Sleeper and dogfish sharks) > Squalidae (Dogfish sharks)
Etymology: Squalus: Genus name from Latin 'squalus' meaning shark (Ref. 6885, 27436).

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

laut; kisaran kedalaman 150 - 300 m (Ref. 31367). Deep-water; 41°N - 5°N

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

Western Pacific: southeastern Japan and East China Sea, including the Republic of Korea, the Philippines, and the Arafura Sea (Ref. 9819).

Length at first maturity / Size / Weight / umur

Maturity: Lm ?, range 79 - ? cm
Max length : 91.0 cm TL jantan/; (Ref. 247)

deskripsi pendek Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik

Duri punggung (Keseluruhan (total)) : 2; Duri dubur: 0.

Biologi     Daftar kata (contoh epibenthic)

Found on the outer continental and insular shelves and uppermost slopes, presumably on or near sandy-mud bottom (Ref. 31367, 11230). Ovoviviparous (Ref. 205).

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

Distinct pairing with embrace (Ref. 205).

rujukan utama Upload your references | Acuan | Koordinator : Compagno, Leonard J.V. | mitra

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 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247)

Status IUCN Red List (Ref. 130435: Version 2024-2)

  terancam (EN) (A2d); Date assessed: 30 August 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

ancaman kepada manusia

  Harmless





penggunaan manusia

Perikanan: nilai komersial kecil
FAO - Publication: search | FishSource |

informasi lanjut

Trophic ecology
Bahan makanan
Komposisi makanan
Konsumsi makanan
Food rations
Pemangsa
Ecology
Ekologi
Population dynamics
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
ukuran frekuensi
Mass conversion
pemulihan
Kelimpahan
Life cycle
Reproduksi, perkembang biakan
Kematangan
Maturity/Gills rel.
Fecundity
Pemijahan
Spawning aggregations
telur-telur
pekembangan telor
Larva
Dinamika larva
Distribution
Negara-negara
Daerah-daerah FAO
Ecosystems
Kemunculan
Introduksi
BRUVS - Videos
Anatomy
Area insang
Brain
Otolith
Physiology
Body composition
Nutrients
Oxygen consumption
Swimming type
Swimming speed
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)
Genetics
Genetika
Heterozygosity
Diturunkan
Human related
Aquaculture systems
profil budidaya air
Strain
Ciguatera cases
Stamps, coins, misc.
Outreach
mitra
References
Acuan

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 | Pangkalan data nasional | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia: pergi, Cari | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates based on models

Preferred temperature (Ref. 123201): 12.4 - 19.6, mean 15.3 °C (based on 39 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00165 - 0.00730), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245).
Trophic level (Ref. 69278):  4.4   ±0.4 se; based on size and trophs of closest relatives
Daya lenting (Ref. 120179):  Rendah, Waktu penggandaan populasi minimum 4.5 - 14 tahun (Fec assumed to be <100).
Fishing Vulnerability (Ref. 59153):  High vulnerability (56 of 100).
kategori harga (Ref. 80766):   Medium.