Indlela ukufumanisa ubudala zeentlanzi?

Umbuzo "Indlela ukujonga ubudala iintlanzi?" Izazinzulu bezisoloko nomdla yaye, njengoko kanti, ukuba wenze oko kunzima kangaka.

Xa siqwalasela amaxolo iintlanzi phantsi neemicroscope, okanye phantsi khulu kakhulu eziqhelekileyo ukwanda phindene kalishumi, kulula ukubona amakhonkco lawo, ngathi emakhonkcweni emthini ababona kunqunyulwa. Ngalinye emakhonkcweni ingqamana nonyaka 1 ubomi intlanzi kunye ngokuba "nobusika", nangona kwezinye iimeko zingavela entwasahlobo okanye ehlotyeni. Okubangel 'umdla kukuba, la amakhonkco yonyaka ibunjiwe esikalini yeentlanzi manzi ethandwa, ngokunjalo iintlanzi eliphilayo kubunzulu enkulu, nangona kubonakala, baya kuhlala kwimozulu engatshintshiyo. Ngoko ke impendulo yombuzo "Indlela ukujonga ubudala iintlanzi lomlambo kunye ubudala iintlanzi zaselwandle?" efanayo - yemvelo lungenasiphumo.

Indlela ukufumanisa ubukhulu ntlanzi ngamaxesha ahlukeneyo ubomi bakhe?

Ngokutsho esikalini sikwazi nje kuphela ubudala wentlanzi, kodwa ubude, leyo ifike ngonyaka. Niba fish imitha siyaqabela owela ngaphakathi kwama-sentimitha omnye. Umgama ukusuka annulus ukuya embindini ezikalini yokuqala ulingana ngemilimitha 6. Ngenxa yoko, intlanzi unyaka omnye ubudala iisentimitha 60 ubude.

Ukuba, umzekelo, cinga isikali salmon, kulula ukuqaphela ukuba kwiminyaka emibini yokuqala ubomi intlanzi zikhula olucothayo kakhulu. amakhonkco yangaphakathi yonyaka kufutshane kakhulu omnye komnye. Ke ukukhula yanda kakhulu. Oku kuthetha ukuba iintlanzi oselula baseleyo ulwandle komlambo, apho kwakukho ukutya kancinci kakhulu. Izikali phezu zihlale imizila zidala inxaxheba intlanzi kunye nezifo umna. Ngenxa yoko, esazi flake intlanzi ichthyologist ikhonza yokundwendwela asilolokwenyani, bakwazi ukufumana phandle i ubudala, ubukhulu ixesha lonyaka elwandle, emlanjeni kunye nenani amaqanda.

Indlela ukufumanisa iminyaka kwezo ntlanzi, ezo musa nezikali, okanye incinci kakhulu?

Kulo mzekelo, uhlalutyo kunokwenziwa kuqweqwe kumculo, yaye cross sawing iingqalutye vertebra ukuva. Ngenxa iindlela zale mihla emisela ubudala iintlanzi, iingcamango ezininzi ziye kokuchitha yi eside ezimangalisayo zeCARP, Pike kunye catfish. Nangona oku namhla ezithandwayo kunye wezifundo iincwadi ukukhankanywa Pike, ukuba uthe wadla ubomi iminyaka 267 kwaye sele ifikelele ubunzima ngeekhilogram ezilithoba. Portrait amathambo le Pike ixesha elide eboniswe kwiimyuziyam German. Kamva babale omqolo kuphahla lubonise ukuba imvelaphi inyuselwa khona ukusuka amathambo Pike ezimbini (okanye ngaphezulu) ezinkulu kwaye isiphumo indalo izinyanya entsha zonke ezaziwayo Ostapa Bender.

Kwaye ukuba zisebenze kuphela data esebenzayo, lo umda ubudala Pike, catfish kunye turbot yiminyaka engama-80, cod - ngaphezu kwe mathathu, Intlanzi - malunga ezilikhulu, herring yolwandle - 25, zeCARP - 20 nesalmon - 2 kunye Azov anchovy - 3. Nakuba kunjalo cod eneminyaka engama-30 ubudala mncinci eqhelekileyo ngaphezu kwabantu konyaka-100 ubudala. Ngokuphawulekayo benomkhuhlane ekhula grouper cod. Egqubayo abambe iisampulu ezimalunga nama-40 eesentimitha ubude abalingana advanced (kwiminyaka eli-17!). Njengomgaqo, ngokucotha kakhulu ikhula zonke nakwiintlanzi ezinzulu-zolwandle. Ukwanda ubude iintlanzi ukucola phantsi ngenxa yobudala, kwaye ukutyeba idla ngokukhawuleza.

Indlela ukufumanisa ephakadeni iintlanzi zolwandle kwezinye izizathu?

Kuhle emiselwe amathambo: abanokuloba yonke nyaka udlulayo ophawulwe polosochkoj kwi dj ezikuyo. Ichthyologists ndafumanisa ukuba iintlanzi cartilaginous kufuneka amakhonkco zonyaka. Bona luyasekwa imiqadi shinyi, ezo imi emazantsi amaphiko pectoral. Kwaye kwezinye iintlobo intlanzi emiselwe ubudala otoliths. Xa namarhela amakhonkco ayo wonyaka ngokucacileyo. Izazinzulu ukucinga nzulu kakhulu ngalo mbuzo, ukuba bahlole ubudala nakwiintlanzi ngokuchanekileyo kangangoko kunokwenzeka, njengoko oku lixabiso nje eluncedo. Ukuqikelela inani uhlobo oluthile, kufuneka uqonde nemiba ezi zilwanyana. Inani elikhulu intlanzi akhule ngokwaneleyo ngokwesondo iminyaka emva kwexesha kakhulu. Ngoko ke, salmon eSiberia okokuqala bulindelwe kwiminyaka engamashumi amabini. Ngeli xesha, uyiqwalasela kakuhle bamrhola, njengoko iinguqu ezincinane kwindawo yazo kunokubangela ukufa lweentlobo.

Ngoko ukujonga njani ubudala ntlanzi?

Kubonakala ukuba akukho nto entsonkothileyo apha, yaye iindlela zokwenza oku, zininzi. Kukho iindlela ezinobunzima, kodwa kukho ilula, zifikeleleke nayiphi na kuthi. Kufuneka nje ukuba bakwazi ukuzixhobisa iglasi.