Kulo nyaka uphelileyo ndaqala ukuzibuza, kulo nyaka amathandabuzo ayaphela, athatyathelw’ indawo luloyiko olukhulayo. Ngaba yenzeka ngokwenene? Ngaba i Lokuloba Umzi-mveliso uphumelele umsebenzi omangalisayo wokutshabalalisa isitokhwe esikhulu sokugqibela?
Kuze kube yi-2010, i-mackerel yayiyeyona nto ibambekayo eCardigan Bay entshonalanga yeWales. Nangona ndiye emanzini amaxesha amaninzi, azange kubekho usuku ngo-2008 okanye 2009 apho ndasilela khona ukuthatha i-10 okanye ngaphezulu. Kanye kwiihambo ezintathu okanye ezine ndiza kubetha intlanzi enkulu, kwaye ndizise i-100 okanye i-200 yeentlanzi: ezaneleyo, ngexesha lonke lonyaka, ukugcwalisa isikhenkcezisi kunye nokubonelela ngeprotheyini yethu yonyaka. Zazinjalo amaxesha amnandi: ukutsala imitya yeentlanzi phakathi kwemihlambi ejikelezayo yee-shearwaters, iigannethi eziwela emanzini ecaleni kwe-kayak yam, amahlengesi aqhekezayo kwaye evuthela. Yayiyeyona ndlela ilula yokuvuna iprotein yezilwanyana.
Naloo mihla yayingeyonto xa ithelekiswa naleyo yayikhunjulwa ngabahlali abadala: iiveki ngeeveki xa ulwandle lwalungqingqwa ziintlanzi kangangokuba wawunokuzalisa ibhakethi ngemackerel ngokuyichola nje entlabathini, njengoko yayiziphosa ngapha nangapha kokwaphuka. amaza ngelixa besukela amaxhoba abo.
Kunyaka ophelileyo konke kwatshintsha. Ukusukela ekupheleni kukaMeyi ukuya ekupheleni kuka-Okthobha ndiye ndagqogqa ibheyi, ngesinye isihlandlo ndibhexa iimayile ezintandathu okanye ezisixhenxe ukusuka emhlabeni – eyona ndawo ikude ndakha ndaya kuyo – ukuzama ukufumana intlanzi. Ngaphandle kosuku endathi ngalo ndabamba i-20, ndabuya nayo ibenye okanye ngambini, ukuba kunjalo. Zazininzi iintsuku endingabambi nto kwaphela.
Kwakukho iingcaciso ezininzi njengoko kwakukho abalobi: amahlengesi aye abagxothile, amantla-ntshona ayewaqhekezile amagwiba, inqanawa eyoyikekayo yomgubo wentlanzi yayimi kuLwandle lwaseIreland, iphakamisa iitoni ezingama-500 ngosuku ngesixhobo esitsha sokufunxa. . (Nangona ubutyebi beenkcukacha kweli bali ngokukhawuleza ndafumanisa ukuba akukho nqanawa injalo. Kodwa oko ngabalobi kuwe).
Ndithethe neqela lamagosa okuloba kunye noosonzululwazi, kwaye ndothuswa kukufumanisa ukuba abaphelelanga nje ekubeni bengenayo ingcaciso, babengenayo idatha.
Ke bendinethemba lokuba ngeyona nto ingcono - ukuba indlala inokuchazwa ngokuguquguquka kwemozulu okanye i-ecology. Xa iintlanzi zingafiki ekupheleni kukaMeyi ndazixelela ukuba kufuneka zisendleleni. Baye, emva kwayo yonke loo nto, babonisa umzantsi-ntshona weNgilani - inokuba yinto yexesha. Ndiye ndazibamba kwade kwayimpelaveki.
Iimeko zazigqibelele. Kwakungekho moya, kungekho kudumba, kwaye okona kubonakala amanzi ndakha ndakubona apha. Ndajonga elwandle ndacinga ukuba "namhlanje yimini xa yonke into ihamba kakuhle."
Ndityhale i-kayak yam elunxwemeni kwaye ndeva loo mvakalelo imnandi yokubaleka emhlabeni phantse ngokungenamsebenzi-ndiqhele ukulwa nentshona kunye namaza abethayo kolu lwandle lungekho nzulu kangangokuba ngesi sihlandlo bendibonakala ngathi ndiyakhukuliseka. Umbono. Mgama ezantsi kwam ndandibona iintsiba eziqaqambileyo endandizisebenzisa njengesithiyelo esiwela elwandle.
Kodwa ndaphinda ndabona enye into. Jellyfish. Amanani angenakucingelwa kubo. Ayizizo iiambrela ze-cocktail ezicacileyo endandiziqhelile, kodwa izidalwa eziqinileyo, ezimhlophe zerabha ezilingana nebhola ekhatywayo. Zaziqengqeleka kumphezulu okanye zijinga, zibanzi kwaye ziluthuthu, ezinzulwini. Kwakunqabile ukuba kubekho i-cubic meter yamanzi ngaphandle kwayo.
Ngaphandle koko - akukho nto. Zange ndafikelela kwibhuyoy iimayile ezintathu ukusuka elunxwemeni apho ndeva impompo engxamisekileyo yentlanzi, ndaza nemackerel enye, intsha. Kungenjalo, nangona ndibhexe kuzo zonke iindawo ezinokwenzeka, andizange ndifumane nto ngaphandle kwejellyfish ehlikihla emgceni. Njengoko ndandibuyela elunxwemeni ndagalela i-weever enkulu-eyantlitha isikhephe, izama ukundibethelela kumqolo waso onetyhefu. Kodwa kwakuphelele apho.
Ngaba lo mzuzu? Ngaba ndisandula ukubona isiqalo sokuphela kwe-vertebrate ecology apha? Ukuba kunjalo, utshintsho alunakuphela kwiCardigan Bay. Ngokudityaniswa okugqibeleleyo kwezinto ezimbini endinomdla kuzo, kwiveki ephelileyo, ijellyfish enkulu iphumelele apho iGreenpeace isilele, kwaye. zivale zombini ii-reactors kwisikhululo samandla senyukliya seTorness eSkotlani.
Isebe lakwaSirayeli leJellyfish Action larhoxa a okufanayo kwisikhululo samandla senyukliya eHadera kule veki.
Indibaniselwano yokuloba ngokugqithisileyo kunye acidification ulwandle (okubangelwa kukunyuka koxinzelelo lwekharbon diokside emoyeni) kudale iimeko ezigqibeleleyo zolu tshintsho ukusuka kwinkqubo elawulwa ziintlanzi ukuya kwinkqubo elawulwa yijellyfish.
Ukuba ngenene le nto siyibonayo, isiphelo se-vertebrate ecology sisiphumo esithe ngqo sokuphela kwepolitiki ye-vertebrate: ukungabinangqondo kwabantu abatyholwa ngokukhusela ubomi bolwandle. Ngo-2009 iinqanawa zaseSpain, umzekelo, igqithise kakhulu kwisabelo sayo, ukunetha kabini ukubanjiswa kwemackerel evumelekileyo kuLwandle lwaseCantabrian, kwaye akukho mntu wabanqanda de kwaba semva kwexesha.
Kwiveki ephelileyo, ikhomishini yaseYurophu iphinde yasilela ukuthatha inyathelo ngokuchasene nesigqibo se-Island kunye ne-Faroes ukuba bazinike i-mackerel quota kaninzi kunelo bavumileyo, phantsi kwesivumelwano sabo sesithathu kunye ne-EU kunye neNorway. I-Iceland kunye ne-Faroes banike iminwe emibini kwezinye iintlanga, kwaye sibonakala singakwazi ukuphendula.
I-mackerel ayikanyamalali kuyo yonke indawo, kodwa uqikelelo lwam kukuba i-shoals, ukususela kwixesha lakudala, yafika eCardigan Bay, yayiyi-spillover evela kwiintshukumo ezininzi ezinyuka kuLwandle lwase-Irish. Njengoko abantu besihla, luncinci uxinzelelo olubatyhalela ngasemaphethelweni. Ngaphandle kwedatha, uqikelelo luphela esinalo.
Ndiyathemba ukuba akunjalo, kodwa kunokwenzeka ukuba iintlanzi eziye zaya kolu nxweme, ngamanani amaninzi kangangokuba kubonakala ngathi azinakuze zidilike, zihambile.
I-ZNetwork ixhaswa ngemali kuphela ngesisa sabafundi bayo.
Nikela