THE FLIGHT ACTIVITIES OP THE HONEYBEE 



15 



Table 2. — Length of bees' flights in minutes per trip to and from the hive 





Period 



of day's 



flights 



Length 



of 

 period 



Flights during 

 period 



Num- 

 ber 

 of 



times 

 flight 

 was 

 ascer- 

 tained 



Aver- 

 age 



num- 

 ber 

 in 

 field 



flights 



Prob- 

 able 



error 

 of 



aver- 

 age 

 in 



round 



num- 

 bers 

 (±) 



Prob- 

 able 

 error 

 of 

 aver- 

 age 

 ex- 

 pressed 

 in per 

 cent 

 of 

 aver- 

 age (±) 



Average dura- 

 tion of trips 



Date 



Exits 



Re- 

 turns 



Based 



on 



exits 



Based 

 on 



returns 





2, 00- 5. 00 



Min- 

 utes 

 180 



90 

 300 

 420 

 315 



60 

 120 

 120 

 135 

 360 

 120 



45 

 225 



90 

 420 

 135 

 300 

 285 

 345 

 300 

 195 



90 

 360 



75 

 210 



30 



45 



60 

 360 



2,597 



1,100 



16, 761 



29, 176 



32, 492 



5,920 



6,408 



10,908 



19,588 



29,687 



11,658 



4,299 



20,094 



4,553 



28,303 



19,128 



11, 103 



9,166 



13,158 



11, 087 



7,931 



638 



10, 397 



1,501 



4,581 



851 



898 



1,274 



5,822 



2,572 



1,130 

 16,801 

 29,200 

 32, 265 



6,023 



6,678 

 10,006 



8,973 

 29,322 

 11, 027 



3,117 

 19, 934 



3,257 

 28,422 



9,167 

 11,314 



9,064 

 13,442 

 10, 873 



8,190 



637 



10, 481 



1,512 



4,405 

 847 

 731 



1,280 



6,357 



4 



4 



11 



23 



22 



5 



9 



9 



10 



25 



9 



4 



16 



7 



29 



10 



21 



20 



24 



21 



14 



7 



25 



5 



15 



3 



4 



5 



25 



148 



112 



1,974 



2,980 



1,567 



1,148 



776 



2,654 



2,713 



1,732 



3,283 



4,321 



5,674 



1,817 



3,683 



4,170 



3,571 



3,305 



1,941 



2,389 



1,654 



138 



719 



534 



980 



1,072 



866 



1,070 



505 



9 



8 



9 

 54 

 28 

 17 

 27 

 30 

 41 

 66 

 74 

 167 

 41 

 116 

 46 

 21 

 37 

 31 

 79 

 32 

 48 



4 

 20 



9 

 20 



7 

 32 



9 

 12 



6.21 

 7.26 

 .46 

 1.83 

 1.78 

 1.49 

 3.50 

 1.12 

 1.52 

 3.83 

 2.25 

 3.88 

 0.73 

 6.38 

 1.25 

 0.51 

 1.04 

 0.94 

 4.06 

 1.33 

 2.91 

 2.70 

 2.77 

 1.73 

 2.01 

 0.70 

 3.69 

 0.86 

 2.42 



Min- 

 utes 

 10.26 

 9.16 

 35.33 

 42.90 

 15.19 

 11.63 

 14.53 

 i 29. 19 

 i 38. 19 

 21.00 

 i 33. 79 

 145.23 

 i 63. 52 

 35.90 

 54.64 

 61.66 

 96.49 

 102. 73 

 50.89 

 64.64 

 39.53 

 19.47 

 24.89 

 26.63 

 44.88 

 37.79 

 43.39 

 50.39 

 31.23 



Min- 

 utes 

 10.36 



20 



May 8 



9 



15 



15 



17 



20 



22 



June 1. "... 



6 



6 



6 



12 



12 



25 



July 9 



12. 30- 2. 00 

 11. 30- 4. 30 



11. 00- 6. 00 

 9. 45- 3. 00 

 4. 15- 5. 15 



12. 30- 2. 30 

 12. 00- 2. 00 

 10. 30-12. 45 



8. 15- 2. 15 

 9.00-11.00 

 11. 15-12. 00 

 12. 15- 4. 00 

 8. 00- 9. 30 

 9. 45- 4. 45 

 10. 30-12. 45 

 10. 30- 3. 30 

 10. 45- 3. 30 



8.92 



35.25 



42.86 



15.30 



11.43 



13.94 



131.83 



140.80 



21.26 



i 35. 73 



i 62. 38 



i 64. 03 



50.18 



54.41 



61.40 



94.69 



10 



103. 92 



12 



13 



9. 15- 3. 00 

 9. 30- 2. 30 

 9. 15-12. 30 

 3. 15- 4. 45 

 9. 00- 3. 00 

 9. 00-10. 15 

 10. 45- 2. 15 



49.81 

 65.91 



18 



39.28 



18 



19.49 



24 



24.69 



25... 



26.44 



25 



46.67 



25 



25 



25 



29 



11.30-12.00 

 12. 15- 1. 00 

 1. 15- 2. 15 

 9. 45- 3. 45 



37.97 

 53.31 

 50.16 

 28.60 



1 Correction applied for bees registered as lost. 



Table 3. — Record of exits and returns, total and per quarter hour, and of dees 

 in the field, May 15, 1922 



Time 



Total 



exits 



Total 

 returns 



Bees 



in 



field 



Exits 

 in one- 

 quar- 

 ter 

 hour 



Re- 

 turns 

 in one- 

 quar- 

 ter 

 hour 



Time 



Total 

 exits 



Tota- 

 returns 



Bees 



in 

 field 



Exits 

 in one- 

 quar- 

 ter 

 hour 



Re- 

 turns 

 in one- 

 quar- 

 ter 

 hour 









Number 



Number 



Number 









Number 



Number 



Number 



7.00 























1.30 



27, 731 



25, 951 



1,780 



1,645 



1,641 



7.15 



7 











7 







1.45 



29,042 



27,289 



1,753 



1,311 



1,338 



7.30 



7 



15 



-8 







15 



2.00 



30, 708 



28,865 



1,843 



1,666 



1,576 



7.45 



9 



26 



-17 



2 



11 



2.15 



32, 181 



30,541 



1,640 



1,473 



1,676 



8. 00 



12 



31 



-19 



3 



5 



2.30 



33, 595 



31, 989 



1,606 



1,414 



1,448 



8.15 



19 



43 



-24 



7 



12 



2.45 



35, 223 



33, 457 



1,766 



1,628 



1,468 



8.30 



43 



59 



-16 



24 



16 



3.00 



36, 567 



35, 162 



1,405 



1,344 



1,705 



8.45 



110 



108 



2 



67 



49 



3.15 



37,807 



37, 077 



730 



1,240 



1,915 



9.00 



367 



280 



87 



257 



172 



3.30 



38, 590 



38, 577 



13 



783 



1,500 



9.15 



1,225 



798 



427 



858 



518 



3.45 



39,410 



39, 270 



140 



820 



693 



9.30 



2,557 



1,727 



830 



1,332 



929 



4.00 



40, 740 



39, 979 



761 



1,330 



709 



9. 45 



4, 075 



2,897 



1, 178 



1,518 



1,170 



4. 15 



42,688 



41, 575 



1,113 



1,948 



1,596 



10. 00 



5,621 



4,448 



1,173 



1,546 



1,551 



4.30 



44,500 



43, 278 



1,222 



1,812 



1,703 



10.16 



7, 131 



5, 834 



1 , 207 



1,510 



1,386 



4.45 



45, 830 



44,634 



1, 196 



1,330 



1,356 



10. ■',<> 



9,091 



7, 626 



1,565 



1,960 



1,602 



5.00 



47,204 



46, 105 



1.099 



1,374 



1,471 



10. ).', 



10, sot 



9,187 



1,677 



1 , 773 



1,661 



5.15 



48, 608 



47, 598 



1,010 



1,404 



1,493 



1 1 . 00 



12,437 



10,039 



1, 198 



1,573 



1 , 752 



5. 30 



50,105 



49, 132 



973 



1,497 



1,534 



11. 16 



13,906 



12,508 



1 , 307 



1,468 



1, 569 



5.45 



51,315 



50,421 



894 



1,210 



1,289 



11.30 



1 :,, 096 



14,246 



1,450 



1,791 



1 , 73H 



6.00 



52, 394 



51,718 



676 



1,079 



1,297 



11.46 



17, 138 



1 :,, 660 



1,678 



1,442 



1,314 



6. 1 5 



53, 392 



53, 035 



357 



998 



1,317 



12. 00 





17,046 



1,661 



1,450 



1,486 



6.30 



53, 987 



54,052 



-65 



595 



1,017 



12. 15 



20, 200 



18,577 



1,623 



1,603 



1,531 



6.45 



54,048 



54,366 



-318 



61 



314 



12.30 



21,686 



20, 066 



1,621 



1,486 



1,488 



7.00 



54,058 



54,474 



-416 



10 



108 



12. 45 



23, i*;:; 



21,423 



1,640 



1,377 



1 , 368 



7.15 



54,061 



54,513 



-452 



3 



39 



LOO 



24,677 



22, 867 



1,710 



1.514 



1,444 



7. 30 



54,061 



54,528 



-467 







15 



1. 15 



26, OHO 



24,310 



1,776 



1,609 



1,443 















