GettingStarted
Toprotectnaturalreefs,wecanstartbuildingnewreefs,artificialones.Artificialreefsmimic,orcopy,naturalones.But,theycanbecreatedfordifferent purposes.
Someartificialreefspreventcoastalerosion.Theyforcewavesoffshoreratherthanlandingonthecoastline.Othersaremeanttoholdsedimentonbeaches.Stillothersareahabitatforfishandotheraquatic life.
Tobuildanartificialreef,alargeobjectisinstalledinanareawheretheseabottomisflatandfeatureless.Whenoceancurrentsmeetwithanobject,anupswellingofplanktonoccurs.Smallfishcannowfeed.This,inturn,drawslargerfishtothe area.
Overmonthsandyears,algae,barnacles,andoysterscanattach.Astimepasses,acomplexanddiversecommunityofsealifebecomesconnectedtothe object.
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Thesestatueshavebeen underwaterforseveralyears.Coralsand algae growonthem.Fishswimamong them.
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ArtistJasondeCaires Taylorcarefullycraftsthefaceon one oftheunderwater statues.
SeedingSolutions
Creatinganartificialreeftakestime.MUSApresidentRobertoAbrahamsaysthatoneofthegreatestchallengesincreatingtheunderwatersculptureswasusingtheright cement.
Ifthecementisn’tstrongenough,thestatuescrumbleovertime.Ifthesurfaceistooacidic,coralsandalgaecan’ttakeholdand grow.
OncetheMUSAstaffandartistsfoundtherightmix,theywereabletocreatethestatues.Then,theyhand-seededmanyofthestatues.Theyplacedyoungstaghorncoralpolypsonthesurfacetogivethegrowthaheadstart.Thechangeisslow,butmiraculous.“Theyevolveeveryday,”Abraham says.
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CoralsdecoratetheseMUSA statues.
RepurposingRigs
Artisn’ttheonlywaytomakeanartificialreef.Abandonedoilrigscanalsodoubleasreefs!Oilrigsarehugestructuresbuiltindeepwater.Usually,they arebuiltonclay,mud,andsand.It’swherepeopledrillfor oil.
Whentheserigsarenolongerinuse,theRigstoReefsprogramturnsthemintodeep-seaartificialreefs.IntheUnitedStates,manyoftheGulfStatesparticipateinthisprogram.Todate,morethan500rigshavebeenconvertedtoreefs,mostlyinTexasand Louisiana.
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Thisrigmayonedaybecomepartofanartificial reef.
![](/nationalgeographic/pathfinder_november_december_2020/artificial_reefs_3/882250/reef.640_0_1.jpg)
Surroundedbyfish,thesecoralsgrowonanartificial reef.
HelpingOutaGiant
Atypicalrigcanprovideahabitatforasmanyas14,000fish!Arigcansupportmoremarinelifethannaturalreefsdo.Thesteelisagoodsurfaceforcoralsandsponges.Redsnapper,hogfish,andbarracudasmaketherigstheir home.
Theserigsareevenhelpingtobringbackathreatenedspecies.Goliathgroupershavebeenprotectedsince1990butarestillvulnerable.Thesefishcanweighalmost363kilograms
(800pounds).Inrecentyears,theyhavebeenmostabundantneardeep,artificial reefs.
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