South Florida National Coral Reef Monitoring Program

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Stratum Data

The number of possible primary sample units per stratum. To download select a year and region, 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. PROT: A boolean indicating the protected status: 1 - protected, 2 - unprotected.
  4. STRAT: A code indicating the stratum. Differs by region.
  5. NTOT: The number of possible primary sample units for a given year, region, stratum, and protected status.
  6. GRID_SIZE: The length (in meters) to a side of a primary sample unit for a given year, region, stratum, and protected status.
  7. STAGE_LEVEL: Number indicating if survey was conducted using a single-stage or two-stage design.