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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Eponymy: Rev Dr Christoph Samuel John (1747–1813) was a botanist and herpetologist and a medical missionary (1771–1813) at the Danish trading station of Tranquebar (now Tharangambadi), Tamil Nadu, not far from Madras (Chennai). [...] (Ref. 128868), visit book page.
More on author: Bleeker.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina; sötvatten; brackvatten bentopelagisk. Tropical
Indo-West Pacific: Bay of Bengal to Borneo and Java, and north to Viet Nam.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 10.0 cm SL hane/ej könsbestämd; (Ref. 9772); common length : 8.0 cm SL hane/ej könsbestämd; (Ref. 9772)
Taggstrålar i ryggfenan (totalt) : 10 - 12; Mjukstrålar i ryggfenan (totalt) : 28 - 31; Taggstrålar i analfenan: 2; Mjukstrålar i analfenan: 6 - 8. Eye large, about 30 % of head length; mental pores in 3 pairs, the first open at front of chin, separated by symphysis; teeth well differentiated into large and small in both jaws. Gill rakers slender, equal to or slightly shorter than gill filaments at angle of arch, 14 to 17 on lower limb. Second anal spine long , stiff, 40 to 50 % of head length. Swim bladder hammer-shaped, with about 13 pairs of arborescent appendages along its sides, the first entering head beyond transverse septum and sending a palmate branch to the front of pectoral arch. Sagitta (large earstone) with a tadpole-shaped impression, the head of which has its long axis lying obliquely to that of sagitta and the tail expanded and deepened as a hallow cone connected with the head by a narrow groove.
Body shape (shape guide): fusiform / normal.
Inhabits shallow coastal waters, estuaries and rivers (Ref. 9772).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Sasaki, K., 2001. Sciaenidae. Croakers (drums). p.3117-3174. In K.E. Carpenter and V.H. Niem (eds.) FAO species identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Volume 5. Bony fishes part 3 (Menidae to Pomacentridae). Rome, FAO. pp. 2791-3380. (Ref. 9772)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: saknar intresse
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00891 (0.00408 - 0.01946), b=3.07 (2.90 - 3.24), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.3 ±0.4 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (12 of 100). 🛈 |