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¦ Tables: ¦ I a ¦ II a ¦ III a,
III
b, III c, III d,
III
e, III f, III g,
III
h, III i, III j,
III k, III l,
III m,
III
n, III o, III p,
III
q, III r, III s,
III
t, III u ¦ IV a ¦ V a ¦ VI a ¦ VII a ¦ VIII a ¦ IX a ¦ X a ¦ XI a ¦ XII a ¦ XIII a
 Table III k - Page 22
Airport in Calhoun, Georgia; September 30, 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 |
125 |
D. plexippus |
1:21 |
160 m |
soar |
straight,
circle |
climb |
155° |
right |
341° |
6.7 m/s |
- |
yes |
- |
Butterfly started at 130 m. An additional six D. plexippus
and a J. coenia were also in the thermal. All of the D. plexippus held right
crabbed (right rotated ) headings. |
126 |
D. plexippus |
1:23 |
15 m |
flap,
soar |
straight,
circle |
climb |
155° |
- |
350° |
6.3 m/s |
- |
yes |
- |
Butterfly started at 3 m, flapped up to thermal, climbed while
soaring straight, then began circling at 15 m and drifted downwind with little or no
further gain in altitude. |
127 |
J. coenia |
1:28 |
60 m |
soar,
(flap) |
straight,
erratic |
level |
187° |
right |
357° |
6.7 m/s |
- |
yes |
- |
Butterfly only flapped briefly. A T. lacerata was seen
foraging. |
128 |
J. coenia |
1:32 |
100 m |
soar |
straight |
level |
162° |
right |
325° |
7.2 m/s |
- |
yes |
- |
A second J. coenia and a D. plexippus were also seen. |
129 |
J. coenia |
1:33 |
30 m |
flap |
variable |
level |
148° |
variable |
- |
5.8 m/s |
- |
- |
- |
Butterfly had a very erratic track - frequent bursts of flapping
flight and frequent changes in heading. |
130 |
D. plexippus |
1:38 |
100 m |
glide |
straight |
descend |
210° |
255° |
328° |
8.3 m/s |
- |
- |
- |
Butterfly descended at a very steep angle - almost a dive. A P.
sennae was also seen. |
131 |
D. plexippus |
1:42 |
12 m |
glide |
straight |
descend |
227° |
271° |
009° |
5.8 m/s |
- |
yes |
- |
A second D. plexippus was seen soaring in circles at a very
high altitude (presumably about 300 m - near the limit of visibility thorough binoculars). |