Table 1.
pairwise test | choice 1, mean % time±s.e. | choice 2, mean % time±s.e. | Χ2 | n | p | ||
---|---|---|---|---|---|---|---|
(a) field experiment 1: reefs with and without islands | Tuare Is. | 99.6±0.04 | South Bay Reef | 0.4±0.04 | 28.0 | 28 | <0.001 |
Kimbe Is. | 99.5±0.1 | May Reef | 0.5±0.1 | 22.0 | 22 | <0.001 | |
(b) field experiment 2: distance from island | Tuare Is. beach | 98.0±0.1 | Tuare Is. offshore | 2.0±0.1 | 22.0 | 22 | <0.001 |
Tuare Is. beach | 95.0±0.3 | Tuare Is. crest | 5.0±0.3 | 22.0 | 22 | <0.001 | |
Tuare Is. crest | 55.0±0.6 | Tuare Is. offshore | 45.0±0.6 | 0.17 | 22 | 0.683 | |
Kimbe Is. beach | 93.0±0.4 | Kimbe Is. offshore | 7.0±0.4 | 24.0 | 24 | <0.001 | |
Kimbe Is. beach | 97.2±0.8 | Kimbe Is. crest | 7.3±0.6 | 20.2 | 24 | <0.001 | |
Kimbe Is. crest | 57.0±0.8 | Kimbe Is. offshore | 43.0±0.8 | 0.0 | 24 | 1 | |
(c) field experiment 3: response to anemones and leaves | anemone | 91.0±0.7 | no anemone | 9.0±0.7 | 18.2 | 22 | <0.001 |
mixed leaves | 89.5±0.7 | no leaves | 10.5±0.7 | 20.2 | 24 | <0.005 | |
leaves sp. 1 | 90.0±0.6 | no leaves | 10.0±0.7 | 20.0 | 20 | <0.001 | |
leaves sp. 2 | 92.0±0.4 | no leaves | 8.0±0.4 | 20.0 | 20 | <0.001 | |
leaves sp. 3 | 90.0±0.7 | no leaves | 10.0±0.7 | 16.2 | 20 | <0.001 | |
leaves sp. 4 | 92.0±0.6 | no leaves | 8.0±0.6 | 20.0 | 20 | <0.001 | |
leaves sp. 5 | 94.0±0.4 | no leaves | 6.0±0.4 | 20.0 | 20 | <0.001 | |
(d) laboratory experiment: response of naive larvae to anemones and leaves | anemone | 98.0±0.2 | no anemone | 2.0±0.2 | 24.0 | 24 | <0.001 |
rainforest leaves | 96.0±0.2 | no leaves | 4.0±0.2 | 36.0 | 36 | <0.001 | |
Melaleuca leaves | 0±0 | no leaves | 100±0 | 30.0 | 30 | <0.001 |