. The Canadian field-naturalist. 1964 Drent, van Tets, Tompa and Vermeer: Mandarte 225. Figure 6. Double-crested Cormorant, the northern sub-colony, also show n on Fig. 3 at B. Figure 7. Incubating Double-crested Cormorant, note bulky stick nest. Figure 8. Typical Glaucous-winged Gull nesting habitat at Mandarte Island: an open grassy slope. Figure 9. Nest of the Glaucous-winged Gull with full clutch of Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not per
. The Canadian field-naturalist. 1964 Drent, van Tets, Tompa and Vermeer: Mandarte 225. Figure 6. Double-crested Cormorant, the northern sub-colony, also show n on Fig. 3 at B. Figure 7. Incubating Double-crested Cormorant, note bulky stick nest. Figure 8. Typical Glaucous-winged Gull nesting habitat at Mandarte Island: an open grassy slope. Figure 9. Nest of the Glaucous-winged Gull with full clutch of Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ottawa Field-Naturalists' Club. Ottawa, Ottawa Field-Naturalists' Club
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