Non-metric multi-dimensional scaling (nMDS) ordination showing the relationship among fish assemblages from four sites and six distances from reef.

Data were square-root transformed prior to analysis. Lines represent 30% similarity. Stress = 0.14. Grey triangles = Forty Acres East, clear triangles = Forty Acres North, grey squares = Split Bommie North, clear squares = Split Bommie West. 1 = 0 metres, 2 = 25 metres, 3 = 50 metres, 4 = 100 metres, 5 = 200 metres, 6 = 400 metres.