This site is a small portion of the Oregon Islands NWR. The habitat varies from low rocks to Castle Rock which is over 150 feet high. Most rocks are devoid of vegetation. This site includes Blacklock Point Rocks (270-022), Unnamed Rock (270-022.1), Tower Rock (270-023), Castle Rock (270-024), Unnamed Rock (270-025), Unnamed Rock (270-026), Gull Rock (270-027), Unnamed Rock (270-027.1), Unnamed Rock (270-027.2), Unnamed Rock (270-027.3), Unnamed Rock (270-027.5), and Needle Rock (270-028).

Ornithological Summary

This site provides habitat for more than 45,494 nesting seabirds comprised of eight species. This site also supports 6% of Oregon's Common Murre breeding population (USFWS census data).

Conservation Issues

Low flying aircraft, close approaching boats and trespass on rocks is of concern for causing disturbance to nesting seabirds. Educational efforts are underway to prevent these problems.

Ownership

This site is included within Oregon Islands National Wildlife Refuge and Oregon Islands Wilderness.

Habitat

The habitat varies from low rocks to Castle Rock which is over 150' high. Most rocks are devoid of vegetation.

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