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Eupercaria/misc (Various families in series Eupercaria) >
Sparidae (Porgies)
Etymology: Lithognathus: Greek, lithos = stone + Greek, gnathos = jaw (Ref. 45335).
More on author: Cuvier.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
laut; payau bentopelagis; amphidromus (Ref. 51243); kisaran kedalaman ? - 150 m (Ref. 27121). Subtropical; 22°S - 31°S
Southeast Atlantic: known only from the Orange River mouth to Natal, South Africa.
Panjang pada saat jatuh tempo pertama / Ukuran / Berat / umur
Kematangan: Lm 54.0  range ? - ? cm
Max length : 200 cm TL jantan/; (Ref. 3198); common length : 65.0 cm TL jantan/; (Ref. 3507)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 11; duri punggung lunak (Keseluruhan (total)) : 10; Duri dubur: 3; Sirip dubur lunak: 8. Silvery in color, crossbars fade with age.
Body shape (shape guide): fusiform / normal.
Found over sandy substrate, in estuaries and oceanic waters. Enters lagoons (Ref. 3198). Feeds bottom invertebrates, including worms, crabs and shrimp (Ref. 27121). Spawns in the sea but uses estuaries as nursery grounds. Prime angling fish. Important food fish. Sold fresh and whole in markets.
Siklus hidup dan perilaku kawin
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
Bauchot, M.-L. and M.M. Smith, 1984. Sparidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51). volume 4. [var. pag.] FAO, Rome. (Ref. 3507)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: nilai komersial kecil; Ikan buruan: ya
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 82804) |
PD50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01549 (0.00934 - 0.02568), b=3.04 (2.90 - 3.18), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
3.1 ±0.1 se; based on diet studies. |
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Generation time |
10.9 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Daya lenting (Acuan 120179) |
Rendah, Waktu penggandaan populasi minimum 4.5 - 14 tahun (K=0.1). |
Kerentanan Penangkapan Ikan (Ref. 59153) |
High to very high vulnerability (72 of 100). 🛈 |
Kerentanan Iklim (Ref. 125649) |
Very high vulnerability (78 of 100). 🛈 |
kategori harga (Ref. 80766) |
Low.
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Nutrisi (Ref. 124155) |
Calcium = 24.8 [12.9, 45.8] mg/100g; Iron = 0.664 [0.364, 1.136] mg/100g; Protein = 18.5 [16.9, 20.3] %; Omega3 = 0.302 [0.191, 0.497] g/100g; Selenium = 45.7 [21.7, 85.5] μg/100g; VitaminA = 6.95 [2.03, 19.38] μg/100g; Zinc = 0.722 [0.505, 1.031] mg/100g (wet weight); |