An Urban Colony of Common Terns in Leith Docks
An Urban Colony of Common Terns in Leith Docks
An Urban Colony of Common Terns in Leith Docks
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<strong>Common</strong> terns <strong>in</strong> the Firth <strong>of</strong> Forth<br />
• Formerly found on natural islands: e.g. Fidra, Inchmickery<br />
• <strong>Leith</strong> colony grew from 50 pairs <strong>in</strong> 1971 to 732 pairs <strong>in</strong> 2009<br />
• <strong>An</strong>alysis <strong>of</strong> long term data suggests colonisation occurred as<br />
a result <strong>of</strong> relocation from natural islands<br />
• Decl<strong>in</strong>e <strong>of</strong> tern colonies on natural islands largely due to<br />
<strong>in</strong>creas<strong>in</strong>g gull numbers
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