Yuav ua li cas barrier reefs tsim?
Yuav ua li cas barrier reefs tsim?

Video: Yuav ua li cas barrier reefs tsim?

Video: Yuav ua li cas barrier reefs tsim?
Video: POJNIAM LUB CEV KOJ KOV QHOV TWG - YouTube 2024, Lub peb hlis ntuj
Anonim

Coral reefs pib daim ntawv thaum ua luam dej dawb coral larvae txuas mus rau cov pob zeb submerged los yog lwm qhov nyuaj ntawm cov npoo ntawm cov Islands tuaj lossis cov teb chaws. Raws li cov corals loj hlob thiab nthuav, reefs coj mus rau ib qho ntawm peb tus yam ntxwv tseem ceeb cov qauv -fringing, thaiv los yog atoll.

Ib yam li ntawd, nyob qhov twg barrier reefs pom?

Coral reefs yog nyob nyob rau hauv tropical dej hiav txwv ze ntawm lub equator. Qhov loj tshaj coral reef yog tus Great Barrier Reef hauv Australia. Qhov thib ob loj tshaj plaws coral reef tuaj yeem yog pom tawm ntawm ntug dej hiav txwv ntawm Belize, hauv Central America. Lwm yam reefs yog pom hauv Hawaii, Hiav Txwv Liab, thiab lwm qhov chaw hauv dej hiav txwv tropical.

Ib sab saum toj no, peb hom reefs yog dab tsi? Cov peb lub ntsiab hom coral reefs yog fringing, barrier, thiab atoll. Cov tsev kawm ntawv muaj yeeb yuj pennantfish, pyramid, thiab milletseed butterflyfish nyob ntawm atoll reef hauv Northwestern Hawaiian Islands. Feem ntau hom reef yog fringing reef . Qhov no hom reef hlob seaward ncaj qha los ntawm ntug dej.

Cov neeg kuj nug, ua li cas lub Belize barrier reef tsim?

Cov Belize Coral Reef Nyob rau tib lub sijhawm, lub coral cov nyuaj exoskeleton tau tawg thiab ces tsim nyob rau hauv pawg los ntawm kev txav ntawm nthwv dej. Tshiab coral tsiaj ces pib loj hlob ntawm lub hauv paus no, tsim ib lub reef ib puag ncig uas txhawb nqa ntau yam ntawm lwm hom tsiaj thiab nroj tsuag lub neej.

Dab tsi yog qhov loj tshaj plaws barrier reefs?

Lub Great Barrier Reef , tawm ntawm ntug dej hiav txwv ntawm Queensland, Australia, yog lub ntiaj teb loj tshaj plaws coral reef . Cov reef yog ua los ntawm 3000 reef systems thiab yog tib yam kab mob uas muaj sia nyob uas pom los ntawm qhov chaw. Lub Great Barrier Reef stretches ntau tshaj 1,800 mais thiab saum toj 40 mais dav hauv qee qhov chaw.

Pom zoo: