TROPICAL WESTERN ATLANTIC
(Florida, Bahamas, Caribbean, Gulf of Mexico, South Atlantic States)
GEOGRAPHIC ZONE CODES

REEF uses a hierarchical 8-digit code system for survey site locations.  Each geographic area has its own set of codes.  When completing a survey, it is important that you fill in as much of the 8-digit code as possible.  If the site that you surveyed is not currently on our list, then please provide a good geographical description and the latitude/longitude if possible.

One Digit:     Region -- Biogeographical Region (ex. Bahamas, Turks & Caicos)
Two Digits:   Sub-Region -- Sub-division of a Regions (ex. Central Bahamas)
Four Digits:   Zone -- Area where a map will indicate sites (ex. Exuma Islands)
Eight Digits:   Site -- A reporting location (ex. Dog Rocks Wall)

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To only display the code list for a specific region, click on the region's name below.

Bermuda | Gulf of Mexico | Florida (East Coast) | Bahamas, Turks & Caicos | NW Caribbean | Greater Antilles & Virgin Islands | Lesser Antilles | Continental Caribbean|
US East Coast (Maine through Georgia)
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You can use the box below to search for a specific site name within the list displayed.

Note: This searches for site names containing the text entered in the box.  Use % for a wildcard search.  
Search function will only search the portion of the list that is displayed below. To search all zone code names within a region, view entire list first.