Alaska journal, v4432
Page 145
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Transcription
Maclean 1967 Journal 11 August in emergence traps. Although thermometer inside ↑ and our did not show differences, the vegetation was definitely taller and greener inside the traps. Went on to tsite II; changed the boards and emptied the can traps, then set 12 more cans to complete the X and bring the total to 25. Cans emptied contained 19 tenthreminio larvae: 10, 8, 9, 11, 11, 19, 14, 15, 9 mm. Picked up the emergence traps there, as well. Dropped them on the way in, breaking 2. No matter—they should be modified to make them easier to check, anyway. Drove in as snow was flying. Temperature never rose much above 350 all day. Spent the evening in town playing basketball. We finally won—barely—over the 9th graders! 12 August Barrow, Alaska Counted material under berd'se funnel, then devoted some thoughts to quantitative insect sampling next year. Came up with two reasonable ideas: 1—To relate the tanglefoots to actual numbers—change the boards each afternoon and then, at 3 hour intervals for 24 hours, run tipulio transects. After 24 hours collect and