In contrast the seagrass meadow and mangrove stations in eastern Venezuela might need the longest time series to detect a significant trend ( Fig 6 , Table A in S3 File ).
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The sentences
On the other hand, of the 24 reef and seagrass stations, 42% (4 seagrass meadows and 6 reefs) showed a significant decreasing trend in visibility, and two stations (Jamaica seagrass and Bermuda reef) showed a positive trend ( Fig 1B , Table B in S3 File ).