News and Society, Uhlobo
Abrau sprat - kukuba sentlanzi?
Abrau sprat - yintoni na le ntlanzi? Apho uhlala ntoni ukuba badle? Ufuna ukufumana iimpendulo zale mibuzo? Koko funda inqaku ngakumbi.
incazelo
Abrau sprat - naphakathi iintlanzi ehlala emanzini aphilileyo, ukususela kusapho ngeentlanzi ezithile. Body ifikelela iisentimitha ezilithoba ubude. Ubunzima iintlanzi omnye - grams ezilishumi. Ubomi sprat abrau ngaphezulu akukho ngaphezu kweminyaka emibini. Sidla zooplankton encinane.
buphindwe
Xa bebudala bungaphantsi konyaka omnye ifikelela ukufikisa. ubude Body ngeli xesha iisentimitha emithathu ukuya kwemihlanu. Zidala iqala ngo May kwaye sihlala kude Oktobha. Ngokuqhelekileyo, oku kwenzeka emva kokutshona kwelanga, ebusuku. Iqondo lobushushu amanzi enomfanekiso esihle izidanga ubuncinane mabini.
Kuba kanye abrau sprat, iifoto apho ubona kweli nqaku, uyakwazi uyiweze amaqanda ipelagic mathathu. uphuhliso sabo isantya fast kakhulu. Ukususela nomzuzu nokwanda kwe amaqanda Qhotsa ukuba kudlule iiyure hayi ngaphezulu kwe elinambini. Emva koko, ke iye kuhlala ezantsi ngokuzimeleyo. Umphantsi nomphezulu amanzi bayavuka kuphela xa unokuyiphelisa le Huy sac. abrau abadala sprat Sidla kwezilwanyana. iintlanzi Abaselula badla copepods, rotifers, izinto izityalo kunye namaqanda.
yokuhlala
Ngokufuthi olu hlobo iintlanzi ezifumaneka elwandle efakwe Abrau, ibekwe kufuphi nesixeko Novorossiysk, Krasnodar Krai. Abrau sprat ekupheleni koo-ngokufuthi besasaza kwaye izisa nenzala ngakumbi. Kodwa ukuba bonke ingatshintshwa nge ukutshintsha kweemeko zemozulu, ngokunjalo nokufika ngakuLwandle ezinye iintlobo zentlanzi. Kutshanje kuzisa abrau sprat ukungakhululeki, eyakhokelela ekufeni yenzala, kunye labemi liyehla kabukhali.
olunye lwama
ETurkey, izazinzulu ziye zafumanisa ukuba uhlobo elisondeleyo iintlanzi zenyathi ezifana abraulskaya sprat. Jonga uhlobo ipelagic. Kudla safumaneka kumphezulu kwedike. Kwenza yokufudukela kwindawo tye, ngokuqhelekileyo ezincinane. Afternoon abraulskaya sprat ungabeka ubunzulu echibini, ebusuku, phezu koko, ayanyuka abe phezu kwaloo manzi.
Kutheni inombolo ukuncipha?
Kude ekupheleni koo olu hlobo herring kweentlanzi ingqalelo enkulu. Xa ezibanjwa kumnatha trawl yawa ziingceba ezimakhulu mabini. Emva ekupheleni koo zenkulungwane yama-20 inani lancipha ngenxa ukuvela iintlanzi yokuphanga kweli chibi. Kwaye kanye owafaka ndawo iphezulu, abantu sprat yaye bawa intlaninge amaxesha.
Kwenzeka ntoni na olu hlobo sprat?
Okwangoku, eli chibi kukhuseleka kwaye ayikho indawo yolondolozo. Amanyathelo ukukhusela sprat aziyi kwamkelwa. Kwixa elizayo sihlelwe ukuba kuqhuba isaveyi ezibanzi Abrau amanzi echibi. Ukuba, ngethuba lokwenza uphando lubonise ubukho sprat, uya kuhlola ubungakanani le zenyathi kwaye baqhube olugunyazisiweyo cryopreservation ufuzo.
inani amanyathelo ukubuyisela
Okwangoku le nkqubo kuphuhliswa lokufundwa kwaye ubuyisele yabantu sprat. Ukuze oku kube yimfuneko ukuba artificially nokuzala imbono acclimate emanzini aphilileyo okanye ichibi.
Iqondo lobushushu amanzi kufuneka ayifani naleyo e Lake Abrau.
Ukuze kulondolozwe ukubonakala sprat, kufuneka ukunciphisa inani yeentlanzi yokuphanga. Okokuqala, nto iphezulu.
Abazingela nabo badlala indima ebalulekileyo kubomi nokukotshwa nakwiintlanzi. Ngapha koko, ukupheka ezahlukeneyo neenkamba, neempahla zonke iintlobo amashwamshwam kuye.
Namhlanje abrau extinct sprat. I-Red Book of the Russian Federation sele balifaka ezintlwini lweentlobo ezinqabileyo zeentlanzi, ezo kunye sprat.
utyando ngoko nangoko ukubuyisela herring iintlanzi olu hlobo lunganceda ekulondolozeni kubo.
isiphelo
Ngoku uyazi ukuba ngubani le abrau sprat. Umfanekiso for iinjongo umzekeliso zithiwe thaca kweli nqaku. Siyathemba ukuba ezi nkcukacha ziya kuba luncedo kuwe.
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