| প্রধান সুত্র | Konchina, V.Y., 1986 | ||||
|---|---|---|---|---|---|
| বিতরণ |
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| মন্তব্য সমূহ | Inhabit deep waters (Ref. 4570). Epibenthic-pelagic (Ref. 58426). Bear live young. Gregarious throughout life. Feed on euphausiids, hyperiids, cephalopods, chaetognaths and small fishes. Longevity was determined from isotope ratios and given as at least 65 years in general and at least 75 years in the waters off Nova Scotia (Ref. 45673). Preyed upon by Atlantic halibut, Atlantic cod, swordfish and harbor seals. Parasites of the species include nematode, cestodes, trematodes and copepod (Ref. 5951). |
| Substrate | |
|---|---|
| Substrate Ref. | |
| Special habitats | |
| Special habitats Ref. |
| সূত্র | |
|---|---|
| Associations | schooling; shoaling; |
| Associated with | |
| Association remarks | Identified divergence of behavioural groups into depth-defined adult habitats; reference to common nursery habitats and spawning groups in areas with developing females (Ref. 94923). Previously described spawning migration pattern derived using morphometrics indicating structured reproductive aggregation (Ref. 94931). |
| Parasitism |
| খাওয়ানোর ধরণ | mainly animals (troph. 2.8 and up) | ||||||||||||||||||||||||||||||
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| Feeding type ref | Konchina, V.Y., 1986 | ||||||||||||||||||||||||||||||
| খাদ্যাভ্যাস | hunting macrofauna (predator) | ||||||||||||||||||||||||||||||
| Feeding habit ref | Konchina, V.Y., 1986 | ||||||||||||||||||||||||||||||
| ট্রফিক পর্যায়ে |
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