Table 2. Biodiversity data used in the analysis.

Data type	Dataset	Source
Bioregions	3 West Coast Madagascar Bioregions	Indian Ocean Commission [18]
Habitats	Mangroves	Harper et al. [58]; Moat & Smith [59]
	Reef geomorphology: Atoll rim	Andréfouët et al. [35]
	Reef geomorphology: Bank barrier	Andréfouët et al. [35]
	Reef geomorphology: Bank lagoon	Andréfouët et al. [35]
	Reef geomorphology: Coastal barrier reef complex	Andréfouët et al. [35]
	Reef geomorphology: Coastal/fringing patch	Andréfouët et al. [35]
	Reef geomorphology: Continental lagoon	Andréfouët et al. [35]
	Reef geomorphology: Diffuse fringing	Andréfouët et al. [35]
	Reef geomorphology: Fringing of coastal barrier complex	Andréfouët et al. [35]
	Reef geomorphology: Intra-lagoon patch-reef complex	Andréfouët et al. [35]
	Reef geomorphology: Intra-seas exposed fringing	Andréfouët et al. [35]
	Reef geomorphology: Intra-seas patch-reef complex	Andréfouët et al. [35]
	Reef geomorphology: Lagoon exposed fringing	Andréfouët et al. [35]
	Reef geomorphology: Ocean exposed fringing	Andréfouët et al. [35]
	Reef geomorphology: Outer barrier reef complex	Andréfouët et al. [35]
	Reef geomorphology: Shelf patch-reef complex	Andréfouët et al. [35]
	Reef geomorphology: Shelf slope	Andréfouët et al. [35]
Species	251 fish species models generated using MaxEnt	REBIOMA, unpubl. data