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Ottertooth Forums * Temagami general * Archive through March 2, 2010 * Double-crested Cormorants < Previous Next >

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scox
Member

Post Number: 7
Registered: 02-2007
Posted on Thursday, July 17, 2008 - 3:51 pm:   Edit Post Delete Post

I'm concerned about the population of double-crested cormorants displacing the loon population in Temagami.

http://www.mnr.gov.on.ca/STEL02_196676.pdf

It appears there is a confirmed nesting ground on Obabika lake.

Does anyone know if it's legal to shoot Cormorants in Temagami?
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preacher
Member

Post Number: 16
Registered: 09-2007
Posted on Thursday, July 17, 2008 - 4:41 pm:   Edit Post Delete Post

Pretty sure you're not allowed to shoot them willy-nilly. I could be wrong. There are organised culls.
http://www.earthroots.org/index.php/20080506125/Ne ws/Latest/Cormorant-cull-on-Middle-Island-ends.htm l

It's a divisive issue. When I first heard about them moving further N I voiced my concerns to an ecologist buddy. He was more concerned with understanding the factors that lead them here. Just to provide a different perspective.

I wonder if loon concerns are overblown. Yes they compete for food, but not so much for nesting. I'm more worried about what they do to the trees.
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brian
Moderator

Post Number: 915
Registered: 02-2004


Posted on Thursday, July 17, 2008 - 6:58 pm:   Edit Post Delete Post

Certainly they are displacing the gull nests at the colony on Gull Rocks on Obabika. How do they displace loons?
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bowsprit
Member

Post Number: 13
Registered: 10-2007
Posted on Sunday, July 20, 2008 - 7:35 pm:   Edit Post Delete Post

Apparently the cormorant's diet, besides fish (mainly), sometimes includes small invertebrates such as crayfish. From my own experience, I don't much care for the way cormorants have depleted the smaller fish population on Manitoulin Island. Nature , however, will probably sort it out as it usually does. As far as loons go , since they enjoy dieting on fish 15 to 20 cm in length, are the cormorants crowding their table?

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