Status of Sea Ducks in the Atlantic Flyway with Strategies Towards Improved Management

Status of Sea Ducks in the Atlantic Flyway with Strategies Towards Improved Management PDF Author:
Publisher:
ISBN:
Category : Black scoter
Languages : en
Pages : 71

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Status of Sea Ducks in the Atlantic Flyway with Strategies Towards Improved Management

Status of Sea Ducks in the Atlantic Flyway with Strategies Towards Improved Management PDF Author:
Publisher:
ISBN:
Category : Black scoter
Languages : en
Pages : 71

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Sea Ducks in the Atlantic Flyway

Sea Ducks in the Atlantic Flyway PDF Author: David F. Caithamer
Publisher:
ISBN:
Category : Bird populations
Languages : en
Pages : 40

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Sea Ducks in the Atlantic Flyway

Sea Ducks in the Atlantic Flyway PDF Author: U. S. Fish U.S. Fish and Wildlife Service
Publisher: CreateSpace
ISBN: 9781507850039
Category :
Languages : en
Pages : 72

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Book Description
Special seasons for sea ducks began in the Atlantic Flyway in 1939 when 5 northeastern states were allowed 16-30 day extensions to their regular duck seasons. Initially, only scoters were legal game during the extensions. Over time, the season became more liberal and by 1972, 13 of the 17 states in the Flyway had special seasons that lasted 107 days and had bag limits of 7 eiders, oldsquaws, and scoters in the aggregate.

Behaviour and Ecology of Sea Ducks

Behaviour and Ecology of Sea Ducks PDF Author: R. Ian Goudie
Publisher: Published for the Pacific Seabird Group by Canadian Wildlife Service
ISBN:
Category : Bird populations
Languages : en
Pages : 92

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Contains papers presented at a conference on sea ducks, a group of waterfowl exhibiting dramatic ornate plumages and life history strategies that are more akin to sea birds than to other species of ducks. Topics of the papers include: behaviour of harlequin ducks and scoters; productivity of breeding harlequin ducks; time budgets of surf scoter broods; habitat associations of nesting spectacled eiders; periodic non-breeding of Steller's eiders; philopatry of moulting harlequin ducks; foraging strategies and habitat use; distribution of scoters and eiders in the St. Lawrence estuary; and the eastern population of Barrow's goldeneye. Appendices include abstracts of nine other papers.

Winter Distributions of Thick-billed Murres from the Eastern Canadian Arctic and Western Greenland in Relation to Age and Time of Year

Winter Distributions of Thick-billed Murres from the Eastern Canadian Arctic and Western Greenland in Relation to Age and Time of Year PDF Author: Canada. Environment Canada
Publisher: Minister of Public Works and Government Services
ISBN:
Category : Wildlife research
Languages : en
Pages : 616

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Waterfowl Population Estimates

Waterfowl Population Estimates PDF Author: P. M. Rose
Publisher:
ISBN:
Category : Bird populations
Languages : en
Pages : 114

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Federal Register

Federal Register PDF Author:
Publisher:
ISBN:
Category : Delegated legislation
Languages : en
Pages : 412

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Ecology and Conservation of North American Sea Ducks

Ecology and Conservation of North American Sea Ducks PDF Author: Jean-Pierre L. Savard
Publisher: CRC Press
ISBN: 9781482248975
Category : Nature
Languages : en
Pages : 610

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Book Description
The past decade has seen a huge increase in the interest and attention directed toward sea ducks, the Mergini tribe. This has been inspired, in large part, by the conservation concerns associated with numerical declines in several sea duck species and populations, as well as a growing appreciation for their interesting ecological attributes. Reflecting the considerable research recently conducted on this tribe, Ecology and Conservation of North American Sea Ducks examines the 15 extant species of sea ducks from North America. Chapters are organized conceptually to focus on, compare, and contrast the ecological attributes of the tribe. Experts provide in-depth treatments of a range of topics, including: Population dynamics and genetics Infectious diseases and parasites Breeding costs and cross-seasonal affects Contaminant burdens Foraging behavior and energetics Migration strategies, molt ecology, and habitat affinities and dynamics Breeding systems and reproductive behavior Harvest history The book presents a comprehensive synthesis of sea duck ecology, documents factors that have caused population declines of some species, and provides managers with measures to enhance recovery of depressed populations of sea ducks in North America. Capturing the current state of knowledge of this unique tribe, it provides a benchmark for where we are in conservation efforts and suggests future directions for researchers, managers, students, conservationists, and avian enthusiasts.

Population Status and Trends of Sea Ducks in Alaska

Population Status and Trends of Sea Ducks in Alaska PDF Author:
Publisher:
ISBN:
Category : Bird populations
Languages : en
Pages :

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"The objective of this report is to present existing information about sea duck biology, population trends, and harvest for species that occur in Alaska to better assess their status and provide guidance for program planning and management."--Page i.

Occasional Paper - Canadian Wildlife Service

Occasional Paper - Canadian Wildlife Service PDF Author: Canadian Wildlife Service
Publisher:
ISBN:
Category : Wildlife management
Languages : en
Pages : 536

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