Iingxaki ezivela kwi-Aquaculture

Nangona kukho iindlela ezininzi zokunceda ulondolozo lwezilwanyana kulondolozo lwendalo, kukho ezininzi iinkxalabo malunga nokusetyenziswa kwazo. Kwiimeko ezininzi, iingxaki sele zenzekile kwaye zilungisiwe.

Nangona kunjalo, i- aquaculture ibeka iingxaki kunye neengxakini ezifuna ukujongana nazo, ingakumbi ukuba umntu ucinga ukubandakanyeka kwishishini

Iingxaki ezahlukahlukeneyo eziLwandle

Nazi ziintlanu iingxaki eziqhelekileyo ezinxulumene ne-aquaculture.

Ingqongileyo: Njenge-aquarium enkulu, iifama zentlanzi ezisemhlabeni zihlala kwiitanki ezinamanzi angcolileyo okumele ukuba utshintshwe. Ngokuxhomekeke kwindlela yokusekwa kwenkqubo, oku kungakhokelela ekukhutshweni kwamanzi amankunkuma anamanzi angcolileyo aneemfesi, izondlo kunye neekhemikhali ezikhutshelwe kwindawo. Ukukhululwa kwalo mbandela kunokubangela iibhola ezinokuthi zisuse i-oksijeni echanekileyo kwindawo yokufumana amanzi, okanye i-eutrophication. Umxholo we-oksijeni we-zero obangela ukuba iintlanzi ezibulalayo zibulala.

Ukongezelela, iichiza ezinjengeziza-antibiotics kunye namayeza asetyenziso lwamanzi aqhelekileyo asetyenziswa kumashishini olwandle kunye neenkqubo zamanzi kufuneka zivalwe, okanye ukuphathwa kwamanzi angcolileyo ngaphambi kokukhutshwa.

Izifo: Ukusebenza kwezilwanyana kunokusasaza iipasasites nezifo kwintlango. Njengokuba inkukhu yokuthengisa yenkukhu kufuneka igcinwe icocekileyo kwaye idume ngokusasazeka kwezifo, iintlanzi ezifama kunye ne-shellfish zixhomekeke kwiimeko ezifanayo.

Kwakhona, iintlanzi zokufama zandisa ithuba lokufumana izidumbu ezinjengezilwanyana zaselwandle, ngokuchasene neentlanzi ezihlala kunye nokuzala kwimvelo yazo.

Intlanzi efama ikwahlulwa nezifo ngokusetyenziswa kweentlanzi ezingaphunyekiweyo ezisetyenzisiweyo njengomthombo wokutya, ngokuchasene neendlela ezikhuselekileyo zokuloba iintlanzi.

Iimbaleko: I- Aquaculture yenye yezona zinto ezibangela ukuba kwenzeke iintlobo zasemzini ezithe zavela kwimimandla emitsha, edala iintlobo ezinobungozi phantsi kweemeko ezifanelekileyo.

Intlanzi efama ikwazi ukuphunyuka kwiipenki zazo, iwonakalise zombini kwaye iyongela iintlanzi zasekuhlaleni.

Ngenxa yoko, ukusinda kwintlanzi yeefama kunokuncintisana nokutya nokuhlala, ukuchithwa kwezilwanyana zendalo kunye nokuphazamisana nobomi bezilwanyana zasendle. Bangakwazi ukuthwala izifo kunye nezidumbu ezinokubulala izilwanyana zasekuhlaleni. Ukongezelela, ukusinda kwintlanzi yeefama kukwazi ukuzala kunye nesitokisi sasendle esinokuba sinciphise i-gene pool kunye nokusongela ixesha elide lokuphila nokuziphendukela kwezilwanyana zasendle.

Iimpembelelo eziPhezulu: Ngenxa yokuba iintlanzi ezifama zifuna umthombo wokutya, ezinye iintlobo zasendle zisengozini yokuba ziphengulwe ngokuphindaphindiweyo ekuveliseni ukutya kweentlanzi. Ngenxa yokuba ezininzi iintlanzi ezifama zidla, zondliwa i intlanzi okanye iipelisi ezenziwe kwiintlanzi. Iindidi ezifana ne-mackerel, i-herring kunye ne-whiting zisongelwa ngenxa yesidingo sokwenza ukutya kweentlobo zeefama.

Iimpembelelo zoLwakhiwo: Izidalwa zasendle ezisemhlabeni kunye nezamazi zinokulahlekelwa ziindawo zokuhlala ngokwakhiwa kwezakhiwo zasemanzini kummandla wonxweme, apho amanzi ahlanzekileyo kunye nemvelo angakwazi ukufikelela kwiinkqubo zawo. Kwomnye umzekelo odumileyo, e-Asia naseLatin America, amahlathi omhlathi ahlanjululwe ukuze enze indawo yeefama ze-shrimp.