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Latest Canvasback Stories

2012-03-28 17:22:29

Implications for ducks, fish, and landscape management During peak migration days in the early 1900s, tens of thousands of canvasback ducks could be seen floating and diving on Minnesota's Lake Christina. Since midcentury, changes to the lake have diminished this grand, iconic spectacle. Restoring it will require both top-down control of life in the lake, and bottom-up management of the surrounding landscape. So says a team of Minnesota scientists calling on extensive modern records and...


Latest Canvasback Reference Libraries

0_94a3ec1638273be76f0d5324aa83be55
2009-01-17 14:28:55

The Common Pochard (Aythya ferina) is a species of diving duck found in temperate and northern Europe into Asia. Their habitat is marshes and lakes that are more than 3 feet in depth. They are migratory, and winter in southern Europe and points west. In the British Isles, birds breed in eastern England and lowland Scotland, and in small numbers in Northern Ireland. Large numbers over-winter in Great Britain, after retreating from Russia and Scandinavia. The adult male has a long dark bill...

34_730da0f132f4aa91cee33bad38d7a54d
2005-06-02 10:25:18

The Redhead (Aythya americana) is a medium-sized diving duck. The adult male has a blue bill, a red head and neck, a black breast, yellow eyes and a grey back. The adult female has a brown head and body and a darker bluish bill with a black tip. Their breeding habitat can be found in marshes and prairie potholes throughout western North America. Loss of nesting habitat has led to sharply declining populations. Females regularly lay eggs in the nests of other Redheads or other ducks,...

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Word of the Day
negawatt
  • A unit of saved energy.
Coined by Amory Lovins, chairman of the Rocky Mountain Institute as a contraction of negative watt on the model of similar compounds like megawatt.