Comparisons of several descriptors of the fish community between the two sampling periods ‘before’ and ‘after’ the passage of the tropical cyclone (*P < 0.05, **P < 0.01, student-t test). A: Number of species, B: Abundance (wet weight) of the Japanese anchovy Engraulis japonicus, C: Simpson’s reciprocal index 1∙D–1, D: Shannon–Weiner species diversity H′ (log 2). Data are means ± SD.