I-aquaculture ibizwa ngokuqhelekileyo njengezolimo zentlanzi kwaye yinto oyithengayo kwi-grocer yakho yasekhaya xa ukhetha i-salmon ephakanyisiweyo yefama.
Iintlobo eziqhelekileyo ezifumaneka kwiinkqubo zasemanzini ziquka i-oysters, i-salmon, i-trout, i-clams ekhuni kunye ne-shell-soft shell, kunye nezinye i-shellfish.
Ukususela ekuqaleni kwekhulu lama-21 (ikakhulukazi ekuphenduleni ukuloba ngokudlulileyo kwamanzi) i-aquaculture iye yazuza ngamandla njengendlela efanelekileyo yokuvelisa ukutya kwezilwanyana zaselwandle. Ulawulo lweSizwe lwe-Oceanic kunye ne-Atmospheric Administration (NOAA), igosa elikhokelayo kwi-aquaculture, linikezele ukukhokelwa kwenkxaso-mali kunye nokuncedisa ngemali kwilizwe ukwenzela ukuphuhlisa umgaqo-nkqubo wezilwanyana, umgaqo-nkqubo kunye nezixhobo zenyama. Ngokusemthethweni, i-NOAA ichaza umthamo wamanzi ngokuthi "ukusasazwa nokuveliswa kwezilwanyana zasemanzini kwiindawo ezilawulwayo okanye ezikhethiweyo zamanzi kuyo nayiphi na injongo yoshishino, yolonwabo okanye yoluntu."
Izinzuzo kunye neengxaki nge-Aquaculture
Kukho iinzuzo ezininzi kwiindawo zasemanzini kuquka ukuncedisa ukuhlangabezana nesigxina sokwandisa ukutya kwezilwanyana zasemanzini ngelixa kuqinisekiswa ukuba iindawo ezikhoyo zokuloba zihlala zizinzileyo kwaye zizinzileyo.
Kwakulungile noqoqosho. Nangona kunjalo, kukho iingxaki kunye neengxaki. Ngokomzekelo, ukusingqongileyo kuphazamisekile kuba nje nge-aquarium enkulu, iifama zentlanzi ezisemhlabeni zihlala kwiitanki ezinamanzi angcolileyo okumele zitshintshe kwaye kuxhomekeke ekumisweni kwenkqubo leyo inokubangela ukukhutshwa kwamanzi angcolileyo aqule kunye neekhemikhali.
Ukongezelela, imisebenzi ye-aquaculture ingasasaza iipasasites nezifo kwintlango. Kwakhona, yinkemba ejikeleze kabini, kuba iintlanzi ezifama zifuna umthombo wokutya kunye nezinye iintlobo zasendle zisengozini yokubanjwa ngaphezulu.
Ukuxhaswa kweeMali
I-Aquaculture iyaqhubeka ixhaswa nguRhulumente waseburhulumenteni ngokusebenzisa igranti kunye neenkqubo zenkxaso-mali, oko kwenza kube yindlela efanelekileyo yokwenza imali yokuloba.
LwaMazwe ngamazwe
Nangona kukho iingxaki zokuvimbela ukwandiswa kwezilwanyana zasemanzini zaseMerika, inkqubo yinkampani ekhulayo emhlabeni jikelele .
Iimpawu zamanzi kunye namanani
- Ngokutsho kwe-NOAA, imboni yase-United States yecandelo elincinci lomveliso wezilwanyana emhlabeni. Imveliso eyi-US eyi-1 iyonke i-billion 1 ngonyaka, xa kuthelekiswa nemarike yehlabathi ye-R70 billion. Kuphela malunga neepesenti ezingama-20 zemveliso yaseMelika yezilwanyana zaselwandle.
- I-US ngumthengi omkhulu wemveliso yamanzi, ukungenisa ama-84 ekhulwini (okanye isiqingatha) sezilwanyana zokutya zasemanzini ukusuka emanzini.
- Icandelo elona likhulu kunamashishini aseMelika lisuka kuma-oysters, ama-clams, kunye ne-mussels, elandisa malunga neyesibini kwisithathu se-United States. Oku kulandelwa yi-salmon (ephakathi kweepesenti ezingama-25) kunye ne-shrimp (ephakathi kwama-10 ekhulwini).
- Amanzi aseUnited States (kuquka amanzi aselwandle kunye namanzi anetyuwa) anika malunga neepesenti ezi-5 ze-US zokutya kwezilwanyana zasemanzini ngelixa amanzi ase-US anetyuwa ngamanzi angama-1.5 ekhulwini.
I-Aquaculture isebenza ngeenjongo ezimbini, okokuqala kukuxhasa ukuloba kwabantu. Okwesibini, isetyenziselwa ukuvuselela izixhobo zasendle zasendle. Umzekelo oqhelekileyo yimichiza ye-trout esetyenziselwa ukubuyisela imilambo, amachibi, kunye nemilambo. Nangona ukuthengiswa kwindlela entsha, ngokudlulileyo, i-aquaculture isetyenziselwe le njongo iminyaka engaphezu kwama-50.