National Coral Reef Monitoring Program

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Benthic Data

Benthic data collected by divers while conducting the reef visual census. To download, select a region and year then click download. Available as comma-separated values files (csv).

Variables

  1. REGION: A code indicating the region. DRY TORT: Dry Tortugas, FLA KEYS: Florida Keys, and SEFCRI: Southeast Peninsular Florida.
  2. YEAR: A number indicating the calendar year.
  3. PRIMARY_SAMPLE_UNIT: A code indicating the primary sample unit in which a sample was collected.
  4. STATION_NR: A number indicating the secondary sampling unit within a given primary sample unit.
  5. DEPTH: Average depth, in meters, of secondary sampling unit.
  6. MAX_HARD_RELIEF: The maximum height, in meters, of hard relief (e.g. hard corals, rock).
  7. MAX_SOFT_RELIEF: The maximum height, in meters, of soft relief (e.g. soft corals, sponges).
  8. AVG_HARD_RELIEF: The average height, in meters, of hard relief.
  9. HARD_REL_PCT_0: Percentage of hard relief less than 0.2 meters.
  10. HARD_REL_PCT_1: Percentage of hard relief between 0.2 and 0.5 meters.
  11. HARD_REL_PCT_2: Percentage of hard relief between 0.5 and 1.0 meters.
  12. HARD_REL_PCT_3: Percentage of hard relief between 1.0 and 1.5 meters.
  13. HARD_REL_PCT_4: Percentage of hard relief greater than 1.5 meters.
  14. PCT_SAND: Percentage of abiotic cover that is sand.
  15. PCT_HARD_BOTTOM: Percentage of abiotic cover that is hard bottom.
  16. PCT_RUBBLE: Percentage of abiotic cover that is rubble.
  17. PCT_CORAL: Percentage of biotic hardbottom that is coral.
  18. PCT_OCTO: Percentage of biotic hardbottom that is octocoral.
  19. PCT_SPONGE: Percentage of biotic hardbottom that is sponge.