Mhlawumbe wonke umuntu uyazi inhlanzi enjalo njenge pollock, ethandwa kakhulu ezindaweni ezahlukene zokupheka. Wonke umuntu uyazi ukunambitheka kwe-pollock kusukela ebuntwaneni, ngoba ezinkulisa, izitsha zezinhlanzi cishe zenziwa njalo kuleli lungu elidumile lomndeni we-cod. Izimfanelo zokunambitheka kwe-pollock ziyaziwa kwabaningi, kepha kuyaqabukela umuntu angasho ngemikhuba yayo, umsebenzi wokuphila, isikhathi sokuzala, izindawo zokuthunyelwa unomphela. Ake sizame ukuqonda wonke ama-nuances wokuphila kwale nhlanzi, echaza izici zayo eziyinhloko nezici zangaphandle.
Umsuka wezinhlobo nencazelo
Isithombe: Pollock
I-Alaska pollock ingabizwa ngokuzethemba ngokuthi inhlanzi ethanda ukubanda engeka-oda le-codfish, umndeni we-cod nohlobo lwe-pollock. I-Pollock yaziwa kabanzi emhlabeni wonke, ngoba inokunambitheka okuhle kakhulu, inyama yokudla futhi enempilo kakhulu, lapho kukhona amathambo ambalwa.
Iqiniso elithandekayo: I-Pollock isetshenziselwa ukukhiqiza izinti zenkalankala ezithandwa isikhathi eside, ukudla okulula kwezinhlanzi kukabhiya, i-Filet-o-Fish hamburger edumile eMcDonald's, njll.
Inani lentengiso le-pollock likhulu kakhulu. I-Alaska pollock ingumholi wemithamo yokubamba phakathi kwawo wonke ama-cod congener ayo. Kukholakala ukuthi cishe uhhafu wenhlanzi ebanjwa umhlaba wonke ngonyaka ivela eNgilandi nasemazweni aseYurophu, konke okunye ukubanjwa kwenziwa izinkampani zokudoba ezweni lethu. I-Alaska pollock inezinhlobonhlobo ezahlukahlukene, ezaziwa kakhulu nge-Atlantic ne-European pollock.
Ividiyo: Pollock
Ezitolo, sijwayele ukubona i-pollock efriziwe, ngosayizi omncane futhi engenakhanda. Eqinisweni, le nhlanzi iyakwazi ukukhula ifike kumitha elilodwa ubude futhi inesisindo esingaba ngu-3 kg, yize ubukhulu obulinganiselwe be-pollock bungu-75 cm, futhi inesisindo esingaba ikhilogremu elilodwa nohhafu. Ensimini yezwe lethu, ubukhulu obuncane bezentengiselwano buthathwa njenge-pollock, ubude obungamasentimitha angama-20. Eminye imithombo ithi inhlanzi ingakhula ize ifike kumakhilogremu amahlanu. Mhlawumbe kunezibonelo ezinesisindo ngobukhulu boLwandle Lomhlaba, ngoba ukujula kwamanzi kufihla izimfihlo eziningi nezimfihlakalo.
Ukubukeka nezici
Isithombe: Kubukeka kanjani i-pollock
Sithole ubukhulu bezinhlanzi, ake siqhubekele phambili ngokubheka ukwakheka kwayo. Isibalo sonke se-pollock sihlangene futhi sincipha ngokuqinile eduze kwesigaba somsila. Izikali ezisemzimbeni zincane futhi ziyisilivere, esifundeni segquma umbala wazo ubonakala ubumnyama ngokumnyama. I-Pollock ibonakala ngephethini ngesimo samabala amancane ansundu amnyama, asakazeke emzimbeni nasekhanda futhi atholakala ngqo engxenyeni engenhla yenhlanzi, enombala omnyama kunesisu esikhanyayo, esimhlophe.
Inhloko yenhlanzi ibukeka inkulu kakhulu maqondana nomzimba wayo, kunamehlo amakhulu kakhulu enhlanzi kuyo. Isici esivelele se-pollock amadevu amancane atholakala ngaphansi kwendebe engezansi yenhlanzi, enza umsebenzi othintekayo, ngoba le nhlanzi isolwandle olujulile. Kumele kuqashelwe ukuthi amathuluzi ezinhlanzi zomhlathi aphuma phambili kancane ukusuka ohlangothini olungezansi.
I-Pollock inezimpiko ezintathu zomgogodla nezindunu ezimbili, ezihlukaniswa izikhala ezincane. Emgodini wezinhlanzi, kukhona amaphiko amathathu ahlukene, owokuqala useduze nendawo yekhanda, owesibili uhlukaniswa ngobukhulu nobude obukhulu, okwesithathu kusondele endaweni yomsila. I-pollock nayo inamaphiko atholakala esiswini, aphambi kwama-pectorals. Ulayini we-lateral fish ubonakala ngokugoba okucijile.
Uhlala kuphi u-pollock?
Isithombe: Pollock eRussia
I-Pollock iyinhlanzi ebanzi. Wathatha isifiso waya eNyakatho ye-Atlantic, ehlangana ezingxenyeni zayo ezisentshonalanga nasempumalanga. Entshonalanga, indawo yokuhlala izinhlanzi isukela e-Hudson Strait iye eCape Hatteras, etholakala eNyakatho Carolina. Ngasempumalanga yeNyakatho ye-Atlantic, izinhlanzi zahlala kusuka eSvalbard kuya eBay of Biscay.
I-Alaska pollock nayo ihlala emanzini oLwandle iBarents eduze nase-Iceland. Enyakatho-mpumalanga ye-Atlantic, i-pollock ingatholakala endaweni esogwini lwesifundazwe saseNorway, eduze naseziQhingi zaseFaroe, indawo yokuthunyelwa kwayo ifinyelela eBay of Biscay eshiwo ngenhla kanye nasogwini lwase-Ireland naseNgilandi.
Ngokuqondene nogu lwase-Asia, i-Alaska pollock ihlala olwandle i-Okhotsk, iBering kanye neJapan.
Ogwini lwaseMelika, kufakwa izinhlanzi kulezi zindawo ezilandelayo:
- Ulwandle iBering;
- IMonterey Bay;
- IGulf of Alaska.
Kufanele kungezwe ukuthi emanzini olwandle, i-pollock cishe ayinakwenzeka ukuhlangana eningizimu yeSangar Strait, exhuma amanzi oLwandle lwaseJapan nePacific Ocean. Ngezikhathi ezithile kuphela kunabantu abangabodwana, akusizi ngalutho ukuthi le nhlanzi ibhekwa njengokuthanda amakhaza, ngoba ithanda amanzi apholile, abandayo. Ngokuvamile, i-pollock ibizwa ngenhlanzi engezansi ye-pelagic, i.e. izinhlanzi ezihlala endaweni enamanzi engekho eduze nendawo engaphansi.
Manje uyazi lapho kutholakala khona i-pollock. Ake sibone ukuthi udlani.
Yini edliwa yi-pollock?
Isithombe: Pollock fish
I-Alaska pollock, eqinisweni, ihola impilo enokuthula, hhayi ukuzingela ezinye izinhlanzi ezinkulu, yize kubhekwa njengesilwane esidla ezinye.
Ukudla kwe-pollock ikakhulukazi kuqukethe:
- ama-crustaceans;
- ezingenamgogodla;
- iplankton;
- amphipods;
- krill;
- ama-nematode;
- imfanzi;
- ama-annelids;
- izinkalankala.
Intsha ikhetha iplankton, ishintshela kancane kancane ekudleni okukhudlwana, okuqukethe ama-squid nezinhlanzi ezincane (i-Asian smelt, capelin). Imenyu yezinhlanzi iqukethe i-caviar kanye nefry.
Iqiniso elithandekayo: UPollock ubhekene nesimo esingajabulisi njengokudla abantu, ngakho-ke, ngaphandle konembeza omncane, angadla zombili izibungu kanye nefry yezizwe zakubo.
Kanye ne-mackerel, i-horse mackerel, i-tuna, i-cod, nayo ethathwa njengezakhamuzi zasendaweni ye-pelagic, i-pollock izitholela ukudla emazingeni e-trophic ahlukahlukene, ihambisa kakhulu, engxenyeni engenhla yamanzi olwandle. Ngenxa yokuthi umhlathi ongezansi mude kancane futhi uphumela phambili, kulula ukuthi i-pollock ibambe izilwane ezincane ezahlukahlukene ezintanta emanzini. Amehlo amakhulu, ayindilinga, isici sezinhlanzi zasolwandle olujulile, abukeka kahle ekubhekeni inyamazane ngisho nasekujuleni okwanele, kanti izimpondo ezincane ezithintekayo zithatha ukunyakaza okuncane kakhulu okuseduze, okwenza kube lula ukuthola ukulunywa.
Iqiniso elithakazelisayo: Ushintsho lokondla inyamazane enkulu ku-pollock lwenziwa kusondele eminyakeni eyisishiyagalombili noma eyishumi ubudala.
Izici zobuntu nendlela yokuphila
Isithombe: Pollock emanzini
I-Pollock ayithobeki, ivumelanisa kalula nempilo ekujuleni okuhlukile, ngakho-ke izizwa imnandi khulu ekujuleni kwamamitha ayi-700 noma ngaphezulu, nasogwini lwamanzi angaphezulu. Izinga elamukelekayo kakhulu lendawo yalo yokuhlala kubhekwa njengokujula okungamamitha angamakhulu amabili, lapha kutholakala kakhulu khona. I-Pollock ingabizwa ngokuzethemba hhayi kuphela umuntu ohlala olwandle olujulile, kepha futhi futhi onothando olubandayo, izinga lokushisa kwamanzi libhekwa njengokukhululeka kulo, kusuka kuma-2 kuya ku-9 degrees ngesibonakaliso sokuhlanganisa.
I-Pollock iyinhlanzi ehlangene ekhona futhi ehamba ezikoleni. Ukuhlungwa okukhulu kwezinhlanzi kuyabonakala phakathi nesikhathi sokuzala, khona-ke imihlambi emincane ye-pollock ihlangene yaba nkulu futhi ibe miningi kakhulu. Lapho kuhwalala, izikole zezinhlanzi zizama ukuhlala eduze kwamanzi, noma zime ezingxenyeni eziphakathi nendawo. Emini, inhlanzi ibhukuda ifinyelele ekujuleni kwamamitha angama-200 nangaphezulu.
Izicathulo zePollock zihamba ziphindaphindeka zibheka ngosuku, ukuthola ukudla ezinhlakeni zamanzi ezinzulwini ezahlukahlukene. Ngesikhathi sokuzala, i-pollock itholakala ngamanani amakhulu endaweni esogwini, kepha ayisondeli ngaphezu kwamamitha angamashumi amahlanu ogwini.
Iqiniso elithakazelisayo: I-Alaska pollock ikhula ngokushesha okukhulu, ubude nesisindo sayo kuyanda ngokushesha. Cishe eminyakeni emibili, ubude bezinhlanzi bungamasentimitha angama-20, ngemuva kweminye iminyaka emibili ikhula ngo-10 cm, ibe ngamasentimitha angamashumi amathathu.
Isakhiwo senhlalo nokuzala
Isithombe: Mintai
Njengoba kushiwo ngaphambili, i-Alaska pollock iyinhlanzi efunda isikole; ngesikhathi sokuzala, izikole zayo zikhuliswe kakhulu, inani lazo likhulu ngokwanele, ngakho-ke izinhlanzi zakha amaqoqo aminyene eduze nogu. Inhlanzi ivuthwa ngokocansi ineminyaka emithathu noma emine ubudala. Kule minyaka, ifinyelela usayizi wayo omkhulu, isisindo sayo singahluka kusuka ku-2.5 kuye ku-5 kilograms.
Isikhathi sokumatanisa senhlanzi esatshalaliswa ezindaweni ezihlukene siqala ngezikhathi ezahlukahlukene. IPollock, ehlala oLwandle iBering, izala entwasahlobo nasehlobo. I-Pacific pollock izala ebusika nasentwasahlobo, ikhetha ukuqala kwentwasahlobo. I-Kamchatka pollock ithanda ukuzala entwasahlobo, lapho izimo zikhululekile kakhulu kulokhu. Impilo yasolwandle ethanda amakhaza ayiphazanyiswa ngisho nawukushisa kwamanzi okungekuhle, ngakho-ke iyakwazi ukuzala, noma ngabe yehla yaya emazingeni amabili enophawu lokususa.
Iqiniso elithakazelisayo: I-Alaska pollock izala cishe izikhathi eziyi-15 ngesikhathi sokuphila kwayo kwezinhlanzi. Futhi isilinganiso seminyaka yokuphila kwale nhlanzi eyi-cod iminyaka eyi-15.
Ngisho nasesimweni sezulu esineqhwa, abesifazane bazala izinkulungwane zamaqanda, okuthi, njengabazulazuli, baqhubeke bazule ngobukhulu besici samanzi. Imvamisa, azihambi ngaphansi kwamamitha angamashumi amahlanu. Imfihlo yonke igcinwa emanzini anosawoti, iphuzu lokuqandisa lawo liphansi kakhulu kunelamanzi ahlanzekile. Futhi i-pollock isetshenziselwa kakhulu amanzi abandayo kangangokuba igazi layo eligeleza emithanjeni yezinhlanzi lifana ne-antifreeze yemoto.
Izitha zemvelo ze-pollock
Isithombe: Kubukeka kanjani i-pollock
Njengoba i-pollock iyinhlanzi yasolwandle olujulile, alikho inani elikhulu labahlukumezi okuvela kubo usongo lwangempela ezimweni zemvelo. Azikho izehlakalo ezibhalwe phansi zokuhlaselwa ngenhlanzi eyodwa noma enye enkulu ku-pollock. Umuntu angacabanga nje ukuthi ama-squid amakhulu nezinhlobo ezithile zezinhlanzi ze-angler, nazo ezihlala ekujuleni, zingaba yizitha zayo.
I-pollock esengozini kakhulu iba ngesikhathi sokuzala, lapho emihlambini emikhulu iseduze kobuso bamanzi eduze nogu. Vele, isitha esikhulu sale nhlanzi yomndeni we-cod ngumuntu obamba i-pollock ngesilinganiso esikhulu. UPollock angabizwa ngokuthi umholi ngokwendlela yokukhiqiza phakathi kwezinye izinhlanzi ezithengiswayo.
Iqiniso elithakazelisayo: Emuva kuma-80s wekhulu leminyaka elidlule, ukubanjwa okuphelele komhlaba kwepollock kwakungamathani ayizigidi eziyi-7.
Manje lezi zibalo seziqale ukwehla, zafinyelela ezigidini ezi-3, kuphela izwe lethu elibala amathani ayizigidi eziyi-1.6. Inyama yenhlanzi ayigcini nje ngokuhlwabusayo, kodwa futhi iyigugu, igcwele amaminerali namavithamini ahlukahlukene. Esinye isici se-pollock kungukuqukethwe kwayo okuphansi kwekhalori, ngakho-ke isetshenziswa ngempumelelo ekudleni okunomsoco.
Emakethe, intengo yale nhlanzi ibhekwa njengephansi, ngakho-ke i-pollock idingeka kakhulu phakathi kwabathengi. Izinhlanzi zibanjwa ngobuningi besebenzisa amanetha namathafa angaguquki, okuthinta inani le-pollock stock nezinkathazo ezinhlanganweni zemvelo.
Inani labantu kanye nesimo sezinhlobo
Isithombe: Pollock
Inani lezentengiselwano le-pollock likhulu, futhi ukubanjwa kwalo kwenziwa ngezinga elikhulu, okuthinta ubukhulu bezinhlanzi, kepha hhayi njengokubucayi njengoba bekubonakala kuze kube muva nje. Kunemininingwane yokuthi kuma-2000s, inani labantu base-Alaska pollock lehle kakhulu oLwandle lwase-Okhotsk. Ekuqaleni, bekucatshangwa ukuthi lokhu kungenxa yokudoba ngokweqile, kepha lokhu bekungumbono oyiphutha. Ososayensi bathola ukuthi inombolo yayithonywe isivuno sesizukulwane, esasiphansi ngeminyaka yama-90s, okwaholela ekwehleni kwesibalo. Kutholakale ngokuhamba kwesikhathi ukuthi isibalo sezinhlanzi sithonywe kakhulu ukuguquka kwesimo sezulu.
Ngo-2009, inhlangano yokongiwa kwemvelo iGreenpeace iveze ukukhathazeka okukhulu ngesimo sabantu be-pollock futhi yanxusa izakhamizi ukuthi zingayithengi noma ziyidle le nhlanzi ukuze kugcinwe abantu besezingeni elanele. Ososayensi baqinisekisa ukuthi manje amaphesenti angama-20 kuphela enani eliphelele lezinhlanzi elibanjiwe, lokhu cishe akuthinti ukukhiqizwa kwalo okuqhubekayo. Izizukulwane zezinhlanzi ezizalwe ngama-2010 ziye zakhiqiza kakhulu futhi zanweba kakhulu izinhlu zezinhlanzi.
Namuhla, kungaphawulwa ukuthi amasheya e-pollock ahlala emikhulu impela; manje imboni yezokudoba yehle kakhulu ngokuqhathaniswa nekhulu leminyaka elidlule. I-Alaska pollock ayikho ohlwini olubomvu futhi ayisongelwa ngokuqothulwa, okukhuthaza kakhulu. Singathemba nje ukuthi lesi simo sezinto sizoqhubeka ngokuzayo.
Kuphekwe kamnandi pollock Kithina sekuyisikhathi eside saba isidlo esijwayelekile, ebesilokhu sijwayelekile kusukela ebuntwaneni. Mhlawumbe lokhu kuthonywe intengo yayo eyamukelekayo futhi engabizi. I-Pollock ingabizwa ngokuthi yi-master phakathi kwazo zonke izinhlanzi ezithengiswayo, ngoba ithatha isikhundla esiphambili ngokuya ngosayizi wezilwane. Intengo ephansi ayikhombisi ukunambitheka okungafanelekile, okuphambene nalokho, kuhlala kukuhle kakhulu.
Usuku lokushicilelwa: 12/22/2019
Usuku lokubuyekeza: 09/10/2019 ngo-21: 35
