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| | Physical Environment |
 | | The Pigeon Guillemot’s diet consist of Gunnels, pricklebacks, ronquils, sculpins, flatfish, rockfish, small crustacea, squid, sand lance, smelt, juveniles of cod, herring, pollock, and salmon. |
 | | Pigeon Guillemots begin to return to their breeding grounds in April. |
 | | Because guillemots feed in shallow, nearshore waters, guillemots and the fish and invertebrates on which they prey are vulnerable to oil pollution. |
| web.mit.edu /12.000/www/m2007/teams/finalwebsite/environment/pigeonguillemot.html (225 words) |
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