Zoo heev zoo nkauj ntawm cov coral reef, los yog ua li cas yog coral

Txoj kev zoo nkauj ntawm cov underwater ntiaj teb no attracts txawv txawv nrhiav thiab xim txawv inhabitants thiab nroj tsuag. Coral reefs yuav muab piv ib yam mus rau ib tug fairy taleas, tag nrho ntawm delightful treasures thiab zoo heev cim. Lawv feem ntau yog muab piv rau hauv lub vaj, sau nrog ci xim, tab sis es tsis txhob ntawm hu nkauj noog yog ntses uas txawv txawv rau tib neeg lub qhov muag zoo lawm thiab dai kom zoo nkauj nrog xws li cov nuj nqis, uas yog tsis tshua muaj pom nyob rau daim av. Corals kaj xim - los ntawm kaj liab thiab iridescent aquamarine rau sib sib zog nqus dub - attracted txawv txawv zoo thiab kam mus rau lub puas hwj chim ntawm tus dej hiav txwv. Dub coral yog ib qho ntawm feem puas yooj yim thiab vim lub zog kev txaus siab ntawm tus neeg, yog ib lub hom endangered. Nyob rau hauv lub scientific ntiaj teb no, nws yog lam xav hais tias qhov no outlandish kev zoo nkauj adorns lub ntiaj teb ntau tshaj 500 lab lub xyoo.

Xwm coral reefs

Thaum peb saib cov nqe lus nug "Yuav ua li cas yog lub coral", koj yuav nrhiav tau cov ntaub ntawv hais tias qhov no lub sij hawm yog hais txog ib tug sia - ib tug polyp, thiab cov cementing yeeb tshuaj, uas nws qhia txog, nyob rau hauv tsos li ib tug nroj tsuag. Polyps yog nyob rau hauv tib lub chav kawm ntawv raws li hais tias ntawm lub jellyfish - coelenterates pub rau plankton thiab muaj nyob thoob plaws lub ntiaj teb no tus dej hiav txwv. Txawm li cas los, muaj peev xwm los tsim kom tau rau hauv lub enormous nrhiav thiab ntau thiab tsawg ntawm reef lawv muaj xwb nyob rau hauv teb chaws sov dej nyob qhov twg qhov kub thiab txias tsis poob rau hauv qab no 20 ° ^C. Lub hiav txwv corals yog tshais chaw txoj kev ua neej, tsau nyob rau hauv ib qhov chaw thiab allocating thaum lub sij hawm lub neej ntawm lub hiav txwv dej nws cov ntsiab siv khoom ntawm lwm lub cev pob txha - calcium carbonate.

Txawv txawv hom ntawm corals

Yuav ua li cas yog lub coral, hu ua "hiav txwv kiv cua"? Thaum dhia mus rau lub sib sib zog nqus reef koj yuav saib tau mos mos corals, uas tsav lub hiav txwv currents. Polyps, lawv generators tsim ib ncig ntawm nws yog tsis mob rocky thiab saj zawg zog skeletons. Tej zaum daim ntawv tej zaum lawv yuav tsim ib tug kiv cua, antennae, los yog nab-zoo li, loj hlob saum toj no tib neeg txoj kev loj hlob whips. Thaum lawv lub tswv yim muaj nyob tentacles, uas, qhib, haus zaub mov rau tag nrho cov mej zeej ntawm lub colony ciaj sia.

Lwm yam txawv hom ntawm coral - tubular thiab khob-zoo li tus. Nws yog nws leej twg muab lub tswv yim ntawm ib tug blooming vaj rau lub hiav txwv pem teb. Multicolored "panicle hmoov av" daim ntawv polyps, uas nws tus xov tooj yog ib tug ntau yam ntawm yim tentacles. Lawv muaj ib tug loj tus naj npawb ntawm stinging hlwb.

Hom ntawm coral reefs

Ib qho ntawm feem nto moo, ua tsaug rau nws loj thiab cov qauv complexity, lub coral reef yog nyob rau hauv sab qaum teb-sab hnub tuaj ntawm teb chaws Australia. Nws yog ib yam ntawm cov teeb meem, xws li. E. Nws yog nyob rau ib tug txiav txim (tej zaum ob peb kaum tawm kilometers) deb ntawm lub ntug dej. Nruab nrab ntawm lawv yog ib tug pas dej feem ntau muaj ib tug ntau dua tob. Feem ntau muaj cov fringing reef hom. Lawv nyob ncaj qha raws tus ntug dej nyob rau hauv dej ntiav ntiav. Nyob rau hauv lub qhib qhov chaw ntawm lub hiav txwv koj yuav nrhiav tau coral reefs annular kawm ntawv - atolls. Lawv yog cov ntawm volcanic keeb kwm thiab muaj peev xwm yuav hloov dua siab tshiab rau hauv flourishing kob.

Lub fauna ntawm coral reefs

Nyob coral reef kab mob nyob rau hauv lawv livelihoods yog zoo txuas, tsim ib txoj ecosystem. Feem ntau ntawm cov tswv cuab yog li ntawd, nyob rau txhua lwm yam, uas yuav tsis muaj nyob sab nraum ntawm koj lub tsev, raws li zoo raws li lub coral reef nws tus kheej. Yuav ua li cas yog coral tsis muaj oxygen, carbohydrates, tas mus li purification ntawm pov tseg? Nws tsis yog ib tug sia. Qhov no koom tes nrog cov algae uas nyob rau hauv ib lub khaubncaws sab nraud povtseg ntawm polyps.

Yuav ua li cas yog Coral rau inhabitants ntawm lub hiav txwv? Nyob ib ncig ntawm lub reef muaj ntau tshaj 1500 cov hom ntawm ntau ntau thiab tsawg thiab rho los ntawm cov ntses. Paaj vaj tse no thiab rau ob peb hom whales. Feem ntau cov hom ntawm hiav txwv vaub xav kom coral Islands tuaj mus tso saib lawv cov offspring, xaiv nws raws li tus tov qhov chaw. Tsis them nyiaj saib xyuas mus rau ib tug dej siab qhov chaw rau khoom noj khoom haus thiab ib tug ntau yam ntawm seabirds.