Common names from other countries
Classification / Names / Names
आम नाम | उपशब्द | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS
Environment: milieu / climate zone / depth range / distribution range
पारिस्थितिकी
. Tropical
Pacific Ocean and Western Central Atlantic.
Length at first maturity / आकार / वज़न / Age
Maturity: Lm ? range ? - ? cm Max length : 81.0 cm TL पुल्लिंग / अलिंग; (Ref. 8812); अधिकतम प्रकाशित वज़न: 2.9 kg (Ref. 356)
Wing: 20.3 cm.
Total Length: 79 to 89 cm (Ref. 8812). Total annual breeding population of some 362,000 pairs representing about 1,200,000 to 1,400,000 birds (Ref. 84934). Occurs over open ocean (Refs. 356, 122680). Mainly feeds at night and often far from breeding colony. Forages with conspecifics, but rarely with other species. Seizes prey from the surface while sitting on the water. Scavenges on carrion and follows fishing boats. Diet consists mainly of squid as well as deep-water crustaceans, fish and flyingfish eggs (Ref. 122680).
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | Fecundity | लार्वा
Breeding birds arrive at the islands in the first week of November, egg laying starts late November to early December. Eggs start to hatch in late January to early February, and by the second week of August all birds have fled the island (Ref. 96995).
Lepage, D. 2007. (Ref. 7816)
IUCN Red List Status (Ref. 130435)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Human uses
| FishSource |
साधन
इंटरनेट स्रोत
Estimates based on models
लौटाव
ऊंचा, न्यूनतम जनसंख्या दुगनी समय अवलागत 15 महीने। (K=3.4-9.56).
Vulnerability
Moderate to high vulnerability (52 of 100).
Price category
Unknown.
