Table 1

Change of EOD duration in male M. pongolensis under Treatments 1 and 2
tank
 fish
 D1 (μs)
 D2 (μs)
 Increase in %
 after days
 D3 (μs)
 D4 (μs)
 increase in %
A
 RM1
 364 ± 6.8
 833.0 ± 9.8
 129
 21
 -
 -
 -

RM2
 452 ± 5.9
 578.0 ± 11.8
 27.9
 21
 -
 -
 -

SM3
 461 ± 7.3
 637.0 ± 14.5
 38.2
 21
 -
 -
 -
B
 RM4
 356 ± 2.1
 2029 ± 55
 470
 25
 -
 -
 -

SM5
 456 ± 7.8
 1527 ± 32
 234
 26
 -
 -
 -

SM6
 480 ± 5.6
 793 ± 3.5
 65
 33
 -
 -
 -
C
 M7
 456 ± 7
 1056 ± 18
 131.6
 19
 578.2 ± 9
 1511 ± 34
 161.4

M8
 360 ± 12
 1259 ± 14
 249.7
 17
 467.5 ± 6.2
 2148 ± 61
 359.5

F1
 data listed in Table 2
D
 M9
 401 ± 4.5
 2178 ± 57
 443
 23
 1098 ± 14
 2408 ± 69
 119

M10
 519 ± 24.7
 1574 ± 63
 203.3
 33
 652.6 ± 5.6
 1134 ± 72
 73.8

F2
 data listed in Table 2

D1, mean EOD duration ± SD, N = 5 before exchanging animals or introducing plastic mesh partitions; D2, maximum EOD duration ± SD, N = 5 evoked by treatment; D3 minimum EOD ± SD, N = 5 duration after stopping treatment (introduction of solid plastic walls); D4 maximum EOD duration ± SD, N = 5 after onset of a second treatment.

Hanika and Kramer Frontiers in Zoology 2008 5:7   doi:10.1186/1742-9994-5-7