Aves |
Anseriformes |
Anatidae
Environment: milieu / climate zone / गहराई सीमा / distribution range
पारिस्थितिकी
; खारा. Subtropical
Arctic, Eastern Pacific and Western Atlantic: Alaska, Canada and USA. Subtropical to polar.
Length at first maturity / आकार / Weight / Age
परिपक्व अवधि: Lm ? range ? - ? cm Max length : 54.0 cm TL पुल्लिंग / अलिंग; (संदर्भ 94965); अधिकतम प्रकाशित वज़न: 950.00 g (संदर्भ 356)
Culmen: 3.7 cm; wing: 24.4 cm (Ref. 356). Large duck; male: black overall; white forehead, nape and base of bill; orange bill; female: dark brown overall; light cheek (Ref. 94965).
Surface diving; coastal. Winters from Alaska to Baja California, Nova Scotia to Florida, Gulf of Mexico (Ref. 356).
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | Eggs | Fecundity | Larvae
SAUP Database 2006 SAUP Database. www.seaaroundus.org. (संदर्भ 356)
IUCN Red List Status
(संदर्भ 130435: Version 2025-1)
CITES status (संदर्भ 108899)
Not Evaluated
CMS (संदर्भ 116361)
Not Evaluated
Threat to humans
Human uses
| FishSource |
साधन
अधिक जानकारी
Population dynamicsबाढ़Max. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionबहुतायत Life cycleपुनरुत्पत्ति
परिपक्व अवधि
Fecundity
मछलीऔ का अंडे देना
Eggs
Egg development
Larvae
PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
इंटरनेट स्रोत
Estimates based on models
Preferred temperature
(Ref.
115969): 3.8 - 23.7, mean 8.8 (based on 928 cells).
Fishing Vulnerability
Moderate vulnerability (42 of 100).
Price category
Unknown.
