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![]() ![]() University of Toronto at Mississauga, Mississauga, Ontario; September 12, 1998; Magnetic Declination = 10°W (Subtract 10° for True); Observer: David Gibo |
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Num. | Species | Time | Flight Behaviour | Weather | Field Notes | |||||||||
I | II | III | IV | Va | Vb | Part 1 | Part 2 | Part 3 | ||||||
Est. Alt. |
Type of Flt. |
Horiz. Path |
Vert. Path |
Mag. Bear. |
Mag. Head. |
Wind Dir. |
Wind Vel. |
Amb. Temp. |
Thrm. Act. |
Cloud Types |
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15 | A. junius |
3:26 | 50 m | flap | straight forage |
level forage |
293° | - | calm | - | 26.0°C | yes | 100% strato- cumulus |
Many more were seen as well as many foraging gulls. |
Break | - |
3:27 | - | - | - | - | - | - | - | - | - | - | - | Had to go in to the office and work. |
Resume | - |
5:36 | - | - | - - |
- | - | - | calm, 336° |
0 - 1.6 m/s |
23.5°C | no | 30% alto- cumulus |
No obvious activity other than foraging gulls. |
Quit | - |
5:56 | - | - | - | - | - | calm, 340° |
0 - 1.0 m/s |
23.0°C | yes | 30% alto- cumulus |
I saw one A. junius, apparently migrating, but too far to one side to track. I also saw many gulls flying towards the lake and a pair of nighthawks. |