>
Pleuronectiformes (Flatfishes) >
Pleuronectidae (Righteye flounders) > Pleuronectinae
Etymology: Lepidopsetta: Greek, lepis = scale + Greek, psetta = grouper (Ref. 45335); bilineata: Specific name refers to the bifurcate supratemporal branch of the lateral line (bilineata = two-lined).
More on author: Ayres.
पर्यावरण: पर्यावरण / जलवायु क्षेत्र / गहराई सीमा / वितरण सीमा
पारिस्थितिकी
समुद्री ड़िमरसल; गहराई सीमा 0 - 575 m (Ref. 6793), usually 0 - 183 m (Ref. 6885). Temperate; 67°N - 34°N, 124°E - 119°W (Ref. 54562)
North Pacific: Baja California to the eastern Aleutian Islands and extreme southeastern Bering Sea.
प्रथम परिपक्वता पर लंबाई / आकार / वज़न / आयु
परिपक्व अवधि: Lm 34.7, range 31 - ? cm
Max length : 58.0 cm TL पुल्लिंग / अलिंग; (Ref. 6885); 60.0 cm TL (female); अधिकतम प्रकाशित वज़न: 1.8 kg (Ref. 56370); अधिकतम सूचित उम्र: 26 वर्षो (Ref. 55701)
पृष्ठीय रीढ़ (सम्पूर्ण) : 0; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 65 - 82; गुदा कांटा: 0; ऐनल सौफट रेज़: 50 - 65; जानवरों की रीड़ का जोड़: 39 - 42. Dorsal origin over forward part of eye. Caudal with posterior margin a broad 'V'. Pectorals small and may be asymmetrical (Ref. 6885). Blind side white, with glossy highlights along myotome margins, increasing anteriorly. Pores: supraorbital 3-9; preopercular 5-7; lateral line 70-91. Interorbital space narrow (Ref. 37594).
Body shape (shape guide): short and / or deep.
Adults occur over sand and gravel substrates to depths of 339 m; larvae collected over depths less than 1,000 m (Ref. 37594). Feed on mollusks, polychaete worms, crustaceans, brittle stars, and fishes (Ref. 6885). A tasty food fish; in some years commercial catch in Canada reaches 3,000 t (Ref. 2850).
Vinnikov, K.A., R.C. Thomson and T.A. Munroe, 2018. Revised classification of the righteye flounders (Teleostei: Pleuronectidae) based on multilocus phylogeny with complete taxon sampling. Molecular phylogenetics and evolution, 125:147-162. (Ref. 122998)
आईयूसीएन रेड लिस्ट स्थिति (Ref. 130435: Version 2025-2 (Global))
मनुष्यों के लिए ख़तरा
Harmless
मानव उपयोग
मात्स्यिकी: व्यापारिक
साधन
विशेष रिपोर्ट
XML डाउनलोड करें
इंटरनेट स्रोत
मॉडल पर आधारित अनुमान
जातिवृति विविधता सूचकांक (संदर्भ 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00912 (0.00535 - 0.01553), b=3.08 (2.93 - 3.23), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
ट्रॉफिक स्तर (संदर्भ 69278) |
3.2 ±0.2 se; based on diet studies. |
|
Generation time |
9.2 (7.3 - 12.2) years. Estimated as median ln(3)/K based on 10 growth studies. |
लौटाव (संदर्भ 120179) |
निम्न, न्यूनतम जनसंख्या दुगनी होने का समय 4.5 - 14 वर्ष। (K=0.08; tm=9; tmax=26). |
|
Rate of population increase |
Prior r = 0.31, 95% CL = 0.21 - 0.47, Based on 3 full stock assessments. |
मछली पकड़ने की भेद्यता (Ref. 59153) |
High to very high vulnerability (68 of 100). 🛈 |
जलवायु भेद्यता (Ref. 125649) |
Low to moderate vulnerability (33 of 100). 🛈 |
मूल्य श्रेणी (Ref. 80766) |
Medium.
|
पोषक तत्व (Ref. 124155) |
Calcium = 28.9 [11.9, 52.6] mg/100g; Iron = 0.253 [0.129, 0.481] mg/100g; Protein = 16.9 [15.5, 18.2] %; Omega3 = 0.339 [0.170, 0.691] g/100g; Selenium = 21.7 [11.4, 44.7] μg/100g; VitaminA = 8.11 [1.89, 34.32] μg/100g; Zinc = 0.447 [0.303, 0.655] mg/100g (wet weight); |