Table 2.

Amphiprion akallopisos.

	LP1s		LP2s		p-value
mean±s.e.	n	mean±s.e.	n
Madagascar
pulse duration (ms)	12.8±0.5	43	12.8±0.4	48	0.9451
no. of peaks per pulse	11.4±0.4	43	9.4±0.4	48	0.0005*
peak frequency (Hz)	934±10	43	724±9	48	<0.0001*
Indonesia
pulse duration (ms)	11.4±0.5	28	12.7±0.5	33	0.1268
no. of peaks per pulse	8.4±0.3	28	7.8±0.3	33	0.1666
peak frequency (Hz)	699±5	28	572±8	33	<0.0001*

Comparison of the two types of long pops (LP1s and LP2s) for both Madagascar and Indonesia. p-values are the results of t-test.