. The Canadian field-naturalist. 1980 BARTON: SUCKER SPAWNING MIGRATIONS IN A RESERVOIR 303 500 400- E 300- E 200- 100-. - sex unknown 0-V/-1 1 1 1 1 1 1 r- 0 1 2 3 4 5 6 7 9 10 11 12 13 14 500 400 £ 300 E S 200 100. 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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