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Table 1 Change of EOD duration in male M. pongolensis under Treatments 1 and 2

From: Plasticity of electric organ discharge waveform in the South African Bulldog fish, Marcusenius pongolensis: tradeoff between male attractiveness and predator avoidance?

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
  1. 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.