Table 2.
Two‐way crossed ANOVA testing for differences in fish diversity between “Side” (Si, fixed factor) and “Marina” (Ma, random factor) according to each sampling method at Gran Canaria Island
| UVC | BC | FT | |||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| H′ | Δ* | Rao | H′ | Δ* | Rao | H′ | Δ* | Rao | |||||||||||||||||||||||
| Cochran test | No transformation p = .81 (n.s.) | No transformation p = .12 (n.s.) | No transformation p = .10 (n.s.) | No transformation p = .26 (n.s.) | No transformation p = .09 (n.s.) | No transformation p = .24 (n.s.) | No transformation p = .17 (n.s.) | No transformationp = .052 (n.s.) | No transformation p = .056 (n.s.) | ||||||||||||||||||||||
| Source | df | MS | F | p | MS | F | p | MS | F | p | MS | F | p | MS | F | p | MS | F | p | df | MS | F | p | MS | F | p | MS | F | p | ||
| Ma | 1 | 0.54 | 5.8 | .025 | 2.1 | 0.2 | .6 | 1e−3 | 0.27 | .6 | 0.6 | 5.4 | .03 | 0.16 | 4.3 | .04 | 4e−3 | 2.2 | .14 | 1 | 0.7 | 5.7 | .06 | 21 | 3.6 | .06 | 0.2 | 6.07 | .02 | ||
| Si | 1 | 0.22 | 2.3 | .13 | 215 | 26 | <.001 | 6e−4 | 0.01 | .8 | 0.5 | 4.34 | .05 | 1.59 | 42 | <.001 | 0.03 | 15 | 7e −4 | 1 | 0.8 | 5.9 | .01 | 70 | 11 | .001 | 0.2 | 6.65 | .01 | ||
| Ma × Si | 1 | 1.60 | 17 | 4e −4 | 5.1 | 0.6 | .4 | 5e−3 | 1.56 | .2 | 0.02 | 0.20 | .6 | 0.03 | 1.0 | .27 | 3e3 | 1.5 | .23 | 1 | 3.0 | 22 | <.001 | 94 | 15 | <.001 | 0.7 | 17.9 | <.001 | ||
| Residual | 20 | 0.09 | 8.1 | 3e−3 | 0.12 | 0.03 | 0.001 | 44 | 0.1 | 5.9 | 4e−3 | ||||||||||||||||||||
| Pairwise tests | PR | TA | PR | TA | PR | TA | PR | TA | |||||||||||||||||||||||
| t | p | t | p | t | p | t | p | t | p | t | p | t | p | t | p | ||||||||||||||||
| I versus O | 1.8 | .08 | 4 | <.001 | 1 | .1 | 5 | <.001 | 0.3 | .7 | 5 | <.001 | 1.1 | .24 | 4.8 | <.001 | |||||||||||||||
Pairwise tests are also included. PR = Puerto Rico; TA = Taliarte. I = “inner”; O = “outer.” Significant values are highlighted in bold. Significance level (α) = .05; when homogeneity of variance was still violated despite transformation α = .01.