Table 2. Estimated average escapements of chum salmon to British Columbia streams with spawning times beginning in August or September, 1951 to 1962 (modified from Aro and Shepard 1967). Statistical area refers to fishery management regions designated by WDFW and Canadian Department of Fisheries and Oceans (see Aro and Shepard 1967 for maps showing locations of numerical areas).
| Statistical area |
Stream | Average escapement in thousands of fish |
Spawning times | ||
| Start | Peak | End | |||
| 12 | Ahnuhati River | 10 - 20 | Aug. | Sept. | Nov. |
| 12 | Ahta Valley Creek | 5 - 10 | Aug. | Sept. | Nov. |
| 12 | Kakweiken River | 5 - 10 | Aug. | Oct. | Nov. |
| 12 | Kingcome River | 10 - 20 | Aug. | Oct. | Nov. |
| 12 | Quatse River | 5 - 10 | Aug. | Oct. | Oct. |
| 12 | Waterfall River | 5 - 10 | Aug. | Sept. | Oct. |
| 15 | Toba River | 20 - 50 | Aug. | Nov. | Dec. |
| 12 | Glendale Creek | 5 - 10 | Sept. | Oct. | Nov. |
| 12 | Keogh River | 2 - 5 | Sept. | Sept. | Oct. |
| 12 | Klinaklini River | 20 - 50 | Sept. | Oct. | Nov. |
| 12 | Viner Sound River | 20 - 50 | Sept. | Oct. | Oct. |
| 12 | Wakeman River | 5 - 10 | Sept. | Oct. | Nov. |
| 13 | Orford River | 5 - 10 | Sept. | Oct. | Nov. |
| 13 | Salmon River | 2 - 5 | Sept. | Oct. | Nov. |
| 13 | Southgate River | 5 - 10 | Sept. | Oct. | Nov. |
| 15 | Theodosia River | 10 - 20 | Sept. | Oct. | Nov. |
| 17 | Nanaimo River | 20 - 50 | Sept. | Oct. | Jan. |
| 23 | Toquart River | 20 - 50 | Sept. | Oct. | Nov. |
| 25 | Burman River | 5 - 10 | Sept. | Oct. | Nov. |