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The number of participants (divers), and the total number of dives per cell across all participants are indicated by square (1–22 divers per cell) and circle size (200-62,190 dives per cell). Manta spp. occurrence as predicted from published habitat suitability models [22], is indicated by crosses. eManta survey consists of 90 cells from 373 participants and 616,498 dives.
