 Table XIII i - Page 108
Airport in Calhoun, Georgia; October 10, 1987;
(Magnetic Declination = 2°W: Subtract 2° for True Bearing, True
Heading and True Wind Direction) |
Num. |
Species |
Time |
Flight Behavior |
Weather |
Field Notes |
I |
II |
III |
IV |
Va |
Vb |
Part 1 |
Part 2 |
Part 3 |
Est.
Alt. |
Type
of Flt. |
Horiz.
Flt. |
Vert.
Flt. |
Mag.
Bear. |
Mag.
Head. |
Wind
Dir. |
Wind
Vel. |
Amb.
Temp |
Thrm.
Act. |
Cloud
Types |
513 |
D. plexippus |
5:26 |
30 m |
soar,
glide |
straight,
circle |
climb |
SW |
- |
NW |
near
calm |
- |
yes |
- |
Butterfly gained altitude by soaring straight about
75% of the time and circling 25%. When it reached an altitude of 30 m, it began to
glide and lose altitude. with Swifts were foraging |
- |
- |
- |
- |
- |
- |
- |
- |
- |
353 |
0.5 m/s |
- |
yes |
- |
Swifts were foraging at 60 m. |
514 |
D. plexippus |
5:37 |
10 m |
glide,
soar,
flap |
straight |
descend,
level |
210° |
- |
calm |
- |
- |
yes |
- |
Butterfly glided down the leveled off and continued by
soaring straight with occasional flapping. A A. junius with a S bearing flew
over at 20 m. |
- |
- |
5:41 |
- |
- |
- |
- |
- |
- |
NW |
near
calm |
22.5°C |
- |
- |
An ultralight aircraft flew over. Swifts were
foraging |
515 |
D. plexippus |
5:46 |
30 m |
glide,
soar |
straight,
variable |
descend,
level |
S |
- |
calm |
- |
- |
yes |
- |
Butterfly glided down form 30 m, found lift and
continued by soaring straight. A second D. plexippus was seen flying at 130
m. Swifts were foraging and a large dragonfly was seen. |
516 |
D. plexippus |
5:55 |
30 m |
glide,
flap,
soar |
straight,
circle |
descend,
level |
217° |
252° |
340 |
0.2 m/s |
- |
yes |
- |
A second D. plexippus was seen. |