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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). [...] Jean-Jacques Dussumier (1792–1883) was a French merchant, collector, traveller and ship owner. [...] (Ref. 128868), visit book page.
More on author: Cuvier.
Issue
The species Johnius sina (Cuvier, 1830) is considered as valid in Ref. 122871.
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক; ঈষৎ লোনা তলদেশ বিহারী; মহাসাগরে বিচরনক্ষম (Ref. 51243); গভীরতার পরিসীমা 5 - 50 m (Ref. 122858). Tropical; 26°N - 8°N
Indian Ocean: Pakistan to the Andaman Islands. Records outside this area are probably misidentifications (e.g. of Johnius dorsalis in Africa).
Length at first maturity / আকৃতি / ওজন / Age
Maturity: Lm 11.5, range 11 - 16.5 cm
Max length : 40.0 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 30573); common length : 14.0 cm SL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 13679)
Found in coastal waters. Enters estuaries (Ref. 4833). Feeds on invertebrates and small fishes (Ref. 30573). Marketed fresh, dried salted.
Talwar, P.K. and A.G. Jhingran, 1991. Inland fishes of India and adjacent countries. Volume 2. A.A. Balkema, Rotterdam, i-xxii + 543-1158, 1 pl. (Ref. 4833)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
মৎস্য: গৌণ বাণিজ্যিক
হাতিয়ার
Special reports
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ইন্টারনেট সুত্র
Estimates based on models
Preferred temperature (Ref.
123201): 24.7 - 29.1, mean 28.3 °C (based on 1056 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00832 (0.00655 - 0.01057), b=3.07 (3.05 - 3.09), in cm total length, based on LWR estimates for this species (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 4.1 ±0.70 se; based on food items.
স্থিতিস্থাপক (Ref.
120179): মাধ্যম , সর্বনিম্ন প্রজন দ্বিগুনের সময় ১.৪-৪.৪ বৎসর (K=0.9; tmax=6.7; Fec=12,744).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
Nutrients (Ref.
124155): Calcium = 429 [106, 1,406] mg/100g; Iron = 1.6 [0.6, 3.7] mg/100g; Protein = 19.1 [17.1, 21.2] %; Omega3 = 0.257 [0.136, 0.439] g/100g; Selenium = 115 [37, 358] μg/100g; VitaminA = 13.8 [4.8, 43.0] μg/100g; Zinc = 1.58 [0.74, 2.82] mg/100g (wet weight);
