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| Table II-1. | Exchange between pools by flight. The percentage of marked beetles recaptured after flight. |
| N = | number of individuals released |
| MAL. = | percentage of males recaptured after flight |
| FEM. = | percentage of females recaptured after flight |
| N | APRIL | MAY | JUNE | JULY | AUGUST | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| YEAR | MAL. | FEM. | MAL. | FEM. | MAL. | FEM. | MAL. | FEM. | MAL. | FEM. | MAL. | FEM. |
| 1974 | 5928 | 3601 | 0.48 | 0.13 | 0.09 | 0.00 | 0.22 | 0.00 | 0.22 | 0.00 | 0.11 | 0.22 |
| 1976 | 5638 | 4200 | 1.37 | 0.00 | 1.12 | 0.36 | 1.74 | 0.00 | 2.06 | 0.99 | 1.48 | 0.12 |
| 1977 | 2353 | 1994 | 1.77 | 1.01 | 0.39 | 0.49 | 0.42 | 0.79 | 0.31 | 0.12 | 0.13 | 0.17 |