UMary Allen
Kwenzekani lapho izilwandle zingenalutho?
I-photosynthesis ilawula okuqukethwe komoya-mpilo emoyeni esiwuphefumulayo. Uma sicekela phansi ulwandle, i-photosynthesis izoba kancane futhi ngenxa yalokho kuzoba ne-oxygen encane
Ziyobe zingasekho nini izinhlanzi?
Sekuyiminyaka izinhlanzi zingahlali zodwa olwandle. Uhlanganiswe yi-whirlpool enkulu yemfucuza yepulasitiki. Uma singashintshi lutho manje, ngokweNational Geographic, zonke izinhlanzi zingabe sezingasekho olwandle ngo-2048. Eminyakeni engu-30 ngeke zisaba khona izinhlanzi.
Yini okufanele uyenze uma zonke izinhlanzi ku-aquarium zifa?
Isizathu esivamile sokubulala izinhlanzi ukushisa ngokweqile. Ngokuvamile izinhlanzi zibhukuda kuphela ngokunganaki, zilale phansi, noma ziphefumulele phezulu emanzini. Hlola i-aquarium heater yakho futhi ulinganise izinga lokushisa usebenzisa i-aquarium thermometer.
Ingabe ulwandle luyingozi?
Usongo olukhulu oluvela olwandle aluveli esilwaneni: kulinganiselwa ukuthi abantu abangaphezu kuka-30,000 bafa emisinga eyingozi minyaka yonke. Okubizwa ngokuthi ama-rip currents kubangelwa imimoya evunguza olwandle ibheke ezweni. Uma amatshe esihlabathi noma amadwala ephambukisa uquqaba lwamanzi olunciphayo, kwakheka imifudlana.
Kwenzekani lapho i-ecosystem yolwandle iwa?
Ukucekelwa phansi kwe-phytoplankton namakhorali olwandle emhlabeni kungasho nokucekelwa phansi kwabakhiqizi be-oksijini ababaluleke kakhulu. Ukulahleka kwezinhlobonhlobo zezinto eziphilayo zasolwandle kuhlangene nokuwohloka kwesimiso semvelo esiyisisekelo olwandle kusongela ukuphila kwaso sonke isintu.
Singaphila ngaphandle kwezinhlanzi?
I-photosynthesis ilawula okuqukethwe komoya-mpilo emoyeni esiwuphefumulayo. Uma sicekela phansi ulwandle, i-photosynthesis izoba kancane futhi ngenxa yalokho kuzoba ne-oxygen encane. Okokuqala, izinhlanzi, zifa kuqala, bese kuthi thina bantu.
Ingabe inhlanzi iyisilwane?
Izinhlanzi yizilwane ezihlala emanzini kuphela. Baphefumula ngama-gill futhi ngokuvamile banesikhumba esinama-scaly. Zitholakala emhlabeni wonke, emifuleni, emachibini, nasolwandle. Izinhlanzi ziyizilwane ezinomgogodla ngoba zinomgogodla, njengezilwane ezincelisayo, izinyoni, izilwane ezihuquzelayo kanye nezilwane ezihlala emanzini.
Ingabe Izinhlanzi Zingafa Ngenxa Yokucindezeleka?
Izinhlanzi, njengabantu, zithinteka ekusebenzeni kwazo ngokucindezeleka. Lokhu akubandakanyi nje impilo yezilwane kuphela kodwa nokukhula okufanelekile kumlimi wezinhlanzi. Ukucindezeleka okungapheli (ngomqondo wokucindezeleka) kungagwenywa kuphela ngokuma okuhle.
Kungani izinhlanzi zifa kanjalo nje?
Izimbangela ezingenzeka zokufa kwezinhlanzi yizifo zezinhlanzi, ukuntuleka komoya-mpilo, noma ukudakwa. Ezimweni ezingavamile, ukuguquguquka okunamandla ekushiseni kwamanzi nakho kuyimbangela yokubulawa kwezinhlanzi. Izitshalo eziphehla ugesi ngamanzi nazo zibanga izinhlanzi eziningi ezifile; Ama-eels athinteka kakhulu ngenxa yobukhulu bawo.
Kungani izinhlanzi zami engisanda kuzithenga zifa?
Hhayi, lokho kungaba ukubulawa kwezinhlanzi okungahlukanisiwe. Lokhu kungenxa yokuthi izinhlanzi zibhekene namagciwane angaziwa kodwa hhayi empeleni amagciwane e-pathogenic ethangini elinamagciwane angaziwa nabasanda kufika, kodwa empeleni hhayi amagciwane e-pathogenic.
Ingabe izinhlanzi zibalulekile?
Izinhlanzi ziyingxenye ebalulekile yezindawo zokuhlala zasolwandle. Zihlobene nezinye izinto eziphilayo ngezindlela eziyinkimbinkimbi - isibonelo ngamawebhu okudla. Lokhu kusho ukuthi ukudoba ngamandla akuholeli nje kuphela ekuncipheni kwezinhlobo zezinhlanzi kodwa kuthinta yonke imiphakathi.
Kungani kunezinhlanzi?
Izinhlanzi ziyingxenye ebalulekile yemiphakathi yasolwandle. Futhi abantu sekuyizinkulungwane zeminyaka bexhumene nabo ngoba babanikeza ukudla. Izigidi zabantu emhlabeni wonke manje ziphila ngokuqondile ekudobeni noma ekufuyeni izinhlanzi.
Kungani sidinga izinhlanzi?
Inhlanzi ibhekwa njengenempilo ngoba iqukethe i-omega-3 fatty acids ebalulekile. Ngakho-ke i-German Nutrition Society (DGE) incoma ukudla izinhlanzi kabili ngesonto. Lokhu futhi kwandisa ukusetshenziswa konyaka kwezinhlanzi ngomuntu ngamunye.
Ingabe inhlanzi ingaqhuma?
Kodwa ngingaphendula kuphela umbuzo oyisisekelo esihlokweni ngo-YEBO ngokuhlangenwe nakho kwami siqu. Izinhlanzi zingaqhuma.
Ilala isikhathi esingakanani inhlanzi?
Izinhlanzi eziningi zichitha ingxenye enhle yenkathi yamahora angu-24 zisesimweni sokungalali, lapho umzimba wazo “uvaleka” ngokuphawulekayo. Izakhamuzi zama-coral reef, isibonelo, zihoxa ziye emigedeni noma emifantwini phakathi nalezi zigaba zokuphumula.
Inzani inhlanzi usuku lonke?
Ezinye izinhlanzi zasemanzini ahlanzekile zishintsha umbala womzimba futhi zibe mpunga ngokuphaphathekile kuyilapho ziphumule phansi noma ezitshalweni. Yiqiniso, zikhona nezinhlanzi zasebusuku. Ama-Moray eel, ama-mackerel, nama-groupers, isibonelo, ahamba ayozingela lapho kuhwalala.
Kuyini okunobuthi ukudoba?
I-Nitrate inobuthi kuphela kubantu abahlala echibini ngemithamo ephezulu. Imvamisa, izinhlanzi ziyafa ngenxa yobuthi be-nitrite, ngakho-ke ubuthi be-nitrate abukho neze. Njengoba i-nitrate isivele iqukethwe emanzini kampompi, kufanele ubuze ama-waterworks anesibopho ngenani eliyisisekelo.