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Ikan bertulang rawan (sharks and rays) > Carcharhiniformes (Ground sharks) > Carcharhinidae (Requiem sharks)
Etymology: Rhizoprionodon: rhiza (Gr.), root; prion (Gr.) saw; odon (Gr.), tooth, referring to teeth with serrated (saw-like) bases, or roots [replacement name for Rhizoprion Ogilby 1915, preoccupied by Rhizoprion Jourdan 1861 in mammals]. (See ETYFish); lalandii: In honor of naturalist and explorer Pierre Antoine Delalande (1787-1823), who collected type [authorship often attributed to Müller & Henle, who published Valenciennes’ description]. (See ETYFish).

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

laut dasar (demersal); kisaran kedalaman 3 - 70 m (Ref. 244). Tropical; 13°N - 35°S, 78°W - 31°W

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

Western Atlantic: Panama to southern Brazil and Uruguay (Ref. 58839).

Length at first maturity / Size / Weight / umur

Maturity: L_m 61.8, range 58 - ? cm
Max length : 80.0 cm TL (female); common length : 55.0 cm TL jantan/; (Ref. 5217); Berat maksimum terpublikasi: 0.00 g

Inhabits shallow coastal waters, on sandy and muddy bottoms, and not normally found in lagoons and estuaries (Ref. 244). Feeds on small bony fishes, including sardines and anchovies, also shrimp and squid (Ref. 244). Viviparous, with 1 to 4 young in a litter; size at birth 33 to 34 cm (Ref. 244). Its flesh is highly appreciated and is marketed dried salted.

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

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

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

Compagno, L.J.V., 1999. Checklist of living elasmobranchs. p. 471-498. In W.C. Hamlett (ed.) Sharks, skates, and rays: the biology of elasmobranch fishes. Johns Hopkins University Press, Maryland. (Ref. 35766)

Status IUCN Red List (Ref. 130435)

Rentan, lihat daftar merah IUCN (VU) (A2bd); Date assessed: 01 July 2019

CITES

Appendix II: International trade monitored

CMS (Ref. 116361)

Not Evaluated

ancaman kepada manusia

Harmless

penggunaan manusia

Perikanan: komersial

FAO - Publication: search | FIRMS - Stock assessments | FishSource |

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Sumber internet

Estimates based on models

Preferred temperature (Ref. 123201): 24.6 - 28, mean 27.2 °C (based on 104 cells).

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00269 (0.00177 - 0.00409), b=3.08 (2.96 - 3.20), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).

Trophic level (Ref. 69278): 4.3 ±0.65 se; based on food items.

Daya lenting (Ref. 120179): sangat rendah, Waktu penggandaan populasi minimum lebih dari 14 tahun (Fec=1).

Fishing Vulnerability (Ref. 59153): Moderate to high vulnerability (52 of 100).

kategori harga (Ref. 80766): Medium.

Rhizoprionodon lalandii (Valenciennes, 1839)