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Articles

Vol. 36 No. 4 (2005)

NOTES: AN UNUSUAL HIGH COUNT OF PACIFIC LOONS FROM A FRESHWATER LAKE IN BRITISH COLUMBIA

Submitted
September 21, 2025
Published
October 1, 2005

Abstract

In the evening (approximately 20:30) of 5 June 2004, while traveling north on the Cassiar Highway (British Columbia Route 37), we stopped at the Hodder Lake Wayside (BC 37 km 246.5), located on the west shore of Hodder Lake some 90 km north of the intersection with BC 37A at Meziadin Junction. On this roughly 10-hectare lake we saw a scattered assortment of waterfowl and an extremely large, conspicuous raft of birds. From a distance of approximately 1 km, we scoped this group and observed a uniform, very tight mass of Pacific Loons (Gavia pacifica), all of which were in definitive alternate plumage (Figure 1). Counting in blocks of ten, we conservatively estimated 1070 individuals, and we noted that during our 20 minutes of viewing this group, none of the birds appeared to be diving. Also on the lake, away from this main raft, was an aggregation of 26 Common Loons (G. immer) and four Yellow-billed Loons (G. adamsii), also all in definitive alternate plumage. During the preceding hours, while we were driving the Cassiar Highway from Stewart, British Columbia, at the head of Portland Canal and tidewater, the weather was predominantly very low overcast with scattered drizzle and patchy ground-fog. At times along this stretch of road, the cloud cover and local fog was well below the adjacent ridges (1100–2000 m). There was little wind, and visibility rarely exceeded 1 km.

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