sighting by month: September 1980
| Individual | Sighting no. | Month | Day | Year | Photographer | Location | Behavior | Associate | Notes |
| 332 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | C6,80,10; 80,C5,04; C5(80)-19 | ||
| 1498 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80C5, 24 and 25 | ||
| 1521 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80C4, 20A | ||
| 1339 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80 C5/17 | ||
| 1631 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80C6, 14, 20 | ||
| 1260 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80C5, 29, 36 | ||
| – 1088 | 1088 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80C4,25A, 27 | |
| 1339 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80 C5/17 | ||
| 1088 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80C4,25A, 27 | ||
| – 1163 | 1163 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80C4, 22A | |
| 332 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | C6,80,10; 80,C5,04; C5(80)-19 | ||
| 1631 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80C6, 14, 20 | ||
| – 1498 | 1498 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80C5, 24 and 25 | |
| – 1521 | 1521 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80C4, 20A | |
| 1163 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80C4, 22A | ||
| – 1260 | 1260 | Sep | 10 | 1980 | Jim Darling | West Coast Trail | Feeding-plankton-mysids | 80C5, 29, 36 |