Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক; ঈষৎ লোনা সমুদতলে ভাসমান বেনথোপেলাজিক; গভীরতার পরিসীমা 15 - 136 m (Ref. 36453). Subtropical; - 38°S
Western Atlantic: northeastern USA to Rio de Janeiro, Brazil, sometimes reaching Argentina.
Length at first maturity / আকৃতি / ওজন / Age
Maturity: Lm 12.0 range ? - ? cm
Max length : 36.0 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 39376); common length : 18.0 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 5217)
পৃষ্ঠীয় কাঁটা (মোট ) : 2 - 5; পৃষ্ঠীয় নরম পাখনা দন্ড (মোট ) : 38 - 47; পায়ূ কাঁটা : 2 - 3; পায়ূর নরম পাখনা্তুন্ড: 35 - 45. This species is distinguished by the following characters: body very deep (its depth 1.6 to 1.8 in total length), bounded by even curves and strongly compressed; snout short and blunt, about equal to eye diameter; mouth small, tip of maxillary just reaching to below eye margin; teeth in jaws weak, in 1 row, those in the upper jaw slightly recurved, simple and pointed; dorsal and anal fin bases very long (about equal in length), both fins falcate, the length of their longest rays greater than head and preceded by 3 weak spines; caudal fin stiff and deeply forked, both its lobes longer than head; pectoral fins narrow and much longer than head; pelvic fins absent; no conspicuous series of pores below dorsal fin; lateral line high, following dorsal profile; scales small and easily detached, extending to cheeks and bases of vertical fins; body color pale blue to green above, silvery with a golden/yellow tinge below (Ref. 53006).
A pelagic fish forming large schools in coastal bays, inshore waters over the continental shelf and around islands at moderate depths (50 to 70 m) where it occurs throughout the year (Ref. 53006). Juveniles are found in shallow coastal waters under floating weeds; also in or near brackish estuaries (Ref. 5217). The young of less then 10 cm length are often encountered in association with medusae. Adults feed mainly on jellyfish, small fish, crustaceans and worms while juveniles are plankton feeders. Caught mainly with otter trawls, also seines; marketed fresh and frozen (Ref. 53006). Its flesh is well esteemed.
Life cycle and mating behavior
পরিপক্কতা | প্রজনন | ডিম ছাড়া | ডিমসমূহ | ডিম্বধারন ক্ষমতা | শুককীট
Cervigón, F., 1994. Los peces marinos de Venezuela. Volume 3. Fundación Científica Los Roques, Caracas,Venezuela. 295 p. (Ref. 13628)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
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ইন্টারনেট সুত্র
Estimates based on models
Preferred temperature (Ref.
123201): 14.8 - 27.4, mean 24.2 °C (based on 268 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01622 (0.01295 - 0.02031), b=2.95 (2.89 - 3.01), in cm total length, based on LWR estimates for this species (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 4.5 ±0.0 se; based on diet studies.
স্থিতিস্থাপক (Ref.
120179): উচ্চ, সর্বনিম্ন প্রজন দ্বিগুনের সময় ১৫ মাস (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (26 of 100).
Nutrients (Ref.
124155): Calcium = 70.1 [30.9, 192.1] mg/100g; Iron = 0.877 [0.387, 1.939] mg/100g; Protein = 18.1 [16.3, 19.8] %; Omega3 = 0.381 [0.193, 0.755] g/100g; Selenium = 34.6 [13.9, 81.4] μg/100g; VitaminA = 9.82 [2.20, 41.96] μg/100g; Zinc = 0.719 [0.420, 1.210] mg/100g (wet weight);
