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Location Canada, Newfoundland
Central coordinates 52o 47.95' West  47o 14.46' North
IBA criteria A4i, A4ii, A4iii
Area 6,300 ha
Altitude 0 - 86m
Year of IBA assessment 2008

Bird Studies Canada/Nature Canada

Site description The Witless Bay Islands are located 4 km off the east coast of the Avalon Peninsula, approximately 35 km south of St. John?s, Newfoundland. The site consists of four small islands: Green, Great, Gull, and Pee Pee. All are rocky, with low cliffs and steep, grassy slopes. The two larger islands, Great and Gull, also support coniferous forest communities.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Leach's Storm-petrel Hydrobates leucorhous breeding  1994  780,000 breeding pairs  A4ii  Least Concern 
Larus argentatus breeding  1994  6,995 breeding pairs  A4i  Not Recognised 
Common Murre Uria aalge breeding  1985  77,500 breeding pairs  A4ii  Least Concern 
Atlantic Puffin Fratercula arctica breeding  1994  216,000 breeding pairs  A4ii  Least Concern 
A4iii Species group - seabirds breeding  500,000-999,999 breeding pairs  unknown  A4iii   

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Witless Bay Ecological Reserve 3,100 protected area contained by site 3,100  


IUCN habitat Habitat detail Extent (% of site)
Forest Boreal coniferous forest  -
Grassland Edaphic grassland  -
Coastline Rocky flats & barrens; Sea cliffs and rocky shores  -

Land use

Land-use Extent (% of site)
nature conservation and research -
tourism/recreation -

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Witless Bay Islands. Downloaded from on 24/09/2014

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