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, you need to know the complete 8-digit code for the site you surveyed.

If the site that you surveyed is not currently on our list, then please email zonecode@REEF.org to request a new code to be assigned. Please provide the site name, general location, and ideally the latitude and longitude.

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Region: TWA
Zone: Puerto Rico

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ZoneZone Code listGeographic ReportNameHave Coordinates?
6301Zone Code listGeographic ReportNorth PR (Pt. Borinquen - Fajardo Beach)
63010001Geographic ReportMonkey Reef, HumacaoNo
63010002Geographic ReportBajuras Beach, IsabelaNo
63010004Geographic ReportCayo Diablo West, Cayo Diablo IslandYes
63010006Geographic ReportLas Cuevas de Baiura, IsabelaNo
63010007Geographic ReportQuike Bravo Beach, IsabelaNo
63010013Geographic ReportBuccaneer ReefNo
63010014Geographic ReportSouth Point of Palominitos IslandYes
63010015Geographic ReportPalomino IslandNo
63010016Geographic ReportVega BajaNo
63010017Geographic ReportCarolina (Pinones)No
63010018Geographic ReportEagle PointYes
63010019Geographic ReportCayo LoboYes
63010020Geographic ReportSouthwest Cayo LoboYes
63010021Geographic ReportBlake ReefYes
63010022Geographic ReportCondado Lagoon, L Playita by Condado Plaza HotelNo
63010023Geographic ReportArecibos (Penon de Merra)No
63010024Geographic ReportIsabela, The ShacksNo
63010025Geographic ReportArecibo, The Indian CavesNo
63010026Geographic ReportSusoni Hospital (Arecibos)No
63010027Geographic ReportEscambron BeachYes
63010028Geographic ReportBalneario Beach (Luquillo)Yes
63010029Geographic ReportCayo IcacosYes
63010030Geographic ReportTortugasNo
63010031Geographic ReportLobittoYes
63010032Geographic ReportNorth Coast Palomino IslandYes
6302Zone Code listGeographic ReportSouth/East PR (S. Fajardo Beach - Cabo Rojo Lighth
63020003Geographic ReportThe Cracks, HumacaoNo
63020004Geographic ReportThe Reserve, Palmas del Mar, HumacaoNo
63020007Geographic ReportEl Plato, Coffin Island, PonceNo
63020008Geographic ReportLa Parguera - unknown locationNo
63020009Geographic ReportGilligan's TrenchesYes
63020011Geographic ReportBlack Wall, La PargueraYes
63020012Geographic ReportOld Buoy, La PargueraYes
63020013Geographic ReportEfra's Wall, La PargueraYes
63020014Geographic ReportCanyons, La PargueraYes
63020015Geographic ReportCoral Gardens, La PargueraYes
63020016Geographic ReportCylinders, La PargueraYes
63020017Geographic ReportHole in the Wall, La PargueraYes
63020018Geographic ReportTrenches, La PargueraYes
63020019Geographic ReportForest, La PargueraYes
63020020Geographic ReportWest Forest, La PargueraYes
63020021Geographic ReportStar, La PargueraYes
63020022Geographic ReportEl Mario Caye, La PargueraYes
63020023Geographic ReportEnrique, La PargueraYes
63020024Geographic ReportMedia Luna, La PargueraYes
63020025Geographic ReportS. Side Media Luna, La PargueraYes
63020026Geographic ReportTurrumote, La PargueraYes
63020027Geographic ReportPinnacles, La PargueraYes
63020028Geographic ReportAngel's Forray, La PargueraYes
63020029Geographic ReportP1, La PargueraYes
63020030Geographic ReportP2, La PargueraYes
63020031Geographic ReportCaracoles, La PargueraYes
63020032Geographic ReportHatchery, GuanicaYes
63020033Geographic ReportFallen Rock, GuanicaYes
63020034Geographic ReportPozas, GuanicaYes
63020035Geographic ReportLabyrinth, GuanicaYes
63020036Geographic ReportMushroom, GuanicaYes
63020037Geographic ReportAndrea ReefYes
63020038Geographic ReportHole in the Wall, GuanicaYes
63020039Geographic ReportThe Wall, GuanicaYes
63020040Geographic ReportMoray Ledge, Palmas del Mar, HumacaoYes
63020041Geographic ReportRetreat, Palmas del Mar, HumacaoYes
63020042Geographic ReportMinerva, Palmas del Mar, HumacaoYes
63020043Geographic ReportThe Room, Palmas del Mar, HumacaoYes
63020044Geographic ReportRoosevelt Roads EFH 1Yes
63020045Geographic ReportRoosevelt Roads EFH 2Yes
63020046Geographic ReportRoosevelt Roads EFH 3Yes
63020047Geographic ReportRoosevelt Roads EFH 4Yes
63020048Geographic ReportRoosevelt Roads EFH 5Yes
63020049Geographic ReportBajo de CicoYes
63020050Geographic ReportIslands in the Sand, HumacaoYes
63020051Geographic Report24U, La PargueraYes
63020052Geographic ReportTrails End, HumacaoYes
63020053Geographic ReportSuperbowlYes
63020054Geographic ReportLa Conga, HumacaoYes
63020055Geographic ReportSan Crisotbal 176, La PargueraYes
63020056Geographic ReportSan Crisotbal 177, La PargueraYes
63020057Geographic ReportLaurel 178, La PargueraYes
63020058Geographic ReportLaurel 179, La PargueraYes
63020059Geographic ReportLaurel 180, La PargueraYes
63020060Geographic ReportLaurel 182, La PargueraYes
63020061Geographic ReportMedia Luna 183, La PargueraYes
63020062Geographic ReportMedia Luna 184, La PargueraYes
63020063Geographic ReportMedia Luna 185, La PargueraYes
63020064Geographic ReportMedia Luna 186, La PargueraYes
63020065Geographic ReportTurromote 188, La PargueraYes
63020066Geographic ReportTurromote 190, La PargueraYes
63020067Geographic ReportCorral 191, La PargueraYes
63020068Geographic ReportCorral 192, La PargueraYes
63020069Geographic ReportCorral 193, La PargueraYes
63020070Geographic ReportCorral 194, La PargueraYes
63020071Geographic ReportIsla PineroYes
6303Zone Code listGeographic ReportWest PR (Cabo Rojo Lighthouse - Pt. Borinquen)
63030001Geographic ReportPena Blanca, AguadillaYes
63030002Geographic ReportEl Natural, AguadillaNo
63030003Geographic ReportCrashboat Beach, AguadillaYes
63030004Geographic ReportBajo Gallardo, BoqueronNo
63030005Geographic ReportTres Palmas Reef, RinconNo
63030006Geographic ReportPools Caverns, RinconNo
63030007Geographic ReportSteps Beach, RinconNo
63030008Geographic ReportThe HumpYes
63030009Geographic ReportSecond Rivermouth, RinconYes
63030010Geographic ReportLighthouse, RinconYes
63030011Geographic ReportRivermouth SouthYes
63030012Geographic ReportPorkfish CavesYes
63030013Geographic ReportPinch LedgeYes
63030014Geographic ReportCayo Negro Inside Buoy, Joyuda/Puerto RealYes
63030015Geographic ReportCayo Negro North Buoy, Joyuda/Puerto RealYes
63030016Geographic ReportCayo Negro East Buoy, Joyuda/Puerto RealYes
63030017Geographic ReportRum Cay Center, Rum Cay, Joyuda/Puerto RealYes
63030018Geographic ReportNice Site, Joyuda/Puerto RealYes
63030019Geographic ReportEngine Trouble, Joyuda/Puerto RealYes
63030020Geographic ReportRum Point, Rum Cay, Joyuda/Puerto RealYes
63030021Geographic ReportRum Cay West, Rum Cay, Joyuda/Puerto RealYes
63030022Geographic ReportThe Gardens, BoqueronYes
63030023Geographic ReportJim's Wall, BoqueronYes
63030024Geographic ReportIsthmus (Boqueron)Yes
63030025Geographic ReportAguadillas (The Wilderness)No
63030026Geographic ReportCoffin Reef (Rincon)Yes
63030027Geographic ReportLittle Desecheo (Rincon)Yes
63030028Geographic ReportPlaya JobosYes
63030029Geographic ReportWhaling StationYes
6304Zone Code listGeographic ReportCulebra Island
63040001Geographic ReportLuis Pena SWYes
63040002Geographic ReportLuis Pena SW 18Yes
63040003Geographic ReportMelones BeachYes
63040004Geographic ReportPunta Soldado (Soldier's Point)Yes
63040005Geographic ReportCulebritaYes
63040006Geographic ReportLuis Pena EYes
63040007Geographic ReportGrand TamarindoYes
63040008Geographic ReportCable BeachYes
63040009Geographic ReportCarlos RosarioYes
63040010Geographic ReportFlamenco BeachYes
63040011Geographic ReportLana's CoveYes
63040012Geographic ReportMagical Mystery TourNo
63040013Geographic ReportCayo RatonYes
63040014Geographic ReportLos Corchos SouthYes
63040015Geographic ReportLos Corchos NorthYes
63040016Geographic ReportCayo Norte WestYes
63040017Geographic ReportCayo Norte EastNo
63040018Geographic ReportLuis Pena SEYes
63040019Geographic ReportCarlos Rosario NorthYes
63040020Geographic ReportCayo AguaYes
63040021Geographic ReportZoni BeachNo
63040022Geographic ReportEl MonoYes
63040023Geographic ReportCayo YerbaYes
63040024Geographic ReportEl Faro (Culebrita)Yes
63040025Geographic ReportCayos GuniqueYes
63040026Geographic ReportMarta's MountainYes
63040027Geographic ReportCable Beach RockYes
63040028Geographic ReportCRT1Yes
63040029Geographic ReportCC2Yes
63040030Geographic ReportCT1Yes
63040031Geographic ReportCT2Yes
63040032Geographic ReportCRT2Yes
63040033Geographic ReportCS1Yes
63040034Geographic ReportCS2Yes
63040035Geographic ReportYellow ReefNo
63040036Geographic ReportTortuga Bay (Culebrita)Yes
63040037Geographic ReportPunta Marc (Culebrita)Yes
63040038Geographic ReportEnsenada DakityYes
63040039Geographic ReportCayo BellenaYes
63040040Geographic ReportPunta ColoradoYes
63040041Geographic ReportCano Quebrado NorthYes
63040042Geographic ReportBahia Flamenco East SideYes
6305Zone Code listGeographic ReportVieques Island
63050001Geographic ReportVieques DeepYes
63050002Geographic ReportVieques ShallowYes
63050003Geographic ReportLittle coveYes
63050004Geographic ReportVieques VT1Yes
63050005Geographic ReportVieques VS3Yes
63050006Geographic ReportVieques VT2Yes
63050007Geographic ReportVieques VRT2Yes
63050008Geographic ReportVieques VRT1Yes
63050009Geographic ReportVieques The KillenYes
63050010Geographic ReportVieques VC1Yes
63050011Geographic ReportVieques VC2Yes
63050012Geographic ReportVieques VS1No
63050013Geographic ReportVieques VS2No
63050014Geographic ReportVieques VS4Yes
63050015Geographic ReportVieques VS5Yes
63050016Geographic ReportMosquito ReefNo
63050017Geographic ReportLos CanonesYes
63050018Geographic Report3 RocksYes
63050019Geographic ReportEsperanza PierYes
63050020Geographic ReportCayo AfueriaYes
63050021Geographic ReportMosquito BayYes
63050022Geographic ReportSun Bay (outside and closer to Media Luna Beach)Yes
63050023Geographic ReportBahia de ChivaYes
63050024Geographic ReportIsla de Chiva West sideYes
63050025Geographic ReportEnsenada Honda (Turtles)Yes
63050026Geographic ReportBahia SalinaYes
63050027Geographic ReportMosquito PierYes
63050028Geographic ReportArena ReefYes
63050029Geographic ReportBuckey's ReefYes
63050030Geographic ReportGreen Beach / Punta ArenasYes
63050031Geographic ReportBouldersYes
63050032Geographic ReportRed Beach Yes
63050033Geographic ReportCabo Real East SideYes
63050034Geographic ReportSun Bay East Side (Vieques)Yes
63050035Geographic ReportReef off Puerto Real (Vieques)Yes
63050036Geographic ReportK&K's Haven (Vieques)Yes
6306Zone Code listGeographic ReportMona Island
63060001Geographic ReportMujeras Wall / Norma's Garden / AquariumYes
63060002Geographic ReportPearl DropYes
63060003Geographic ReportDiablo's Grotto / Bubbles & BlossomYes
63060004Geographic ReportDos PiedrasYes
63060005Geographic ReportPinnacleYes
63060006Geographic ReportPlaya MujeresYes
63060007Geographic ReportPlaya Sardinera CampgroundYes
63060008Geographic ReportDRN Buoy Sardinera / One Particular HarborYes
63060009Geographic ReportYule TideYes
63060010Geographic ReportMushroom RocksYes
63060011Geographic ReportSanctuary Point (Monita Isl)Yes
63060012Geographic ReportRainbow Wall (Monita Isl)Yes
63060013Geographic ReportCaptains PointYes
63060014Geographic ReportCaigo no Caigo (off Mona Island)Yes
63060015Geographic ReportCoco (Off Mona Island)Yes
63060016Geographic ReportMona Island (SW of Playa De Pajaros, Candilones)No
63060017Geographic ReportJohn's Playground (Monita Island)Yes
6307Zone Code listGeographic ReportDesecheo Island
63070001Geographic ReportD1Yes
63070002Geographic ReportLas CuevasYes
63070003Geographic ReportInside PinnacleYes
63070004Geographic ReportD2Yes
63070005Geographic ReportLas Cueves 2 (East Caves)Yes
63070006Geographic ReportNorth LedgeYes
63070007Geographic ReportYellow ReefYes
63070008Geographic ReportAquariumYes
63070009Geographic ReportCandyland/Monkeys Pass/Devils GrottoYes
63070010Geographic ReportBomber Anchor ValleyYes
63070011Geographic ReportPesonesYes
63070012Geographic ReportTwo Step JunctionYes