Izici nendawo okuhlala kuyo i-sterlet
I-sterlet yezinhlanzi ezidliwayo inenqwaba yezimbungulu ezitholakala ezinhlangothini, esiswini nasemhlane. Futhi kubangane bakhe ihlukaniswa ngomlomo ophansi ophazamisekile. Umbala uvame ukuba mnyama, mpunga, nesisu esincane.
I-Sterlet - inhlanzi inkulu impela. Usayizi womuntu omdala ungafinyelela imitha elilodwa nohhafu ngesisindo esingaba amakhilogremu ayi-15. Abamele abancane bezinhlobo bavame ukutholakala.
Esigodini saseYenisei, eSiberia izinhlanzi ezibomvu ze-sterlet... Ngaphezu kwalokho, abadobi kuleyo ndawo bavame ukuziqhayisa ngokubamba kwabo okuyi-sterlet ebuthuntu nekhala elibukhali. Ngaphandle kwalokho, i-sturgeon fish sterlet isakazeke impela.
Lezi zinhlobo zithathwa njengezibaluleke kakhulu ezindaweni zokudoba. Ekuqaleni kwekhulu lama-20, amathani angamakhulu amaningana ezinhlanzi ezingama-sterlet abanjwa minyaka yonke e-Volga basin. Kwathi-ke maphakathi nekhulu leminyaka, inani lezinhlobo lehla kakhulu, mhlawumbe ngenxa yokuqothulwa kwabantu ngokweqile nokungcoliswa kwamanzi.
Kodwa-ke, ngasekupheleni kwekhulu leminyaka, inani labantu laqala ukwanda futhi. Kukholelwa ukuthi lo mkhuba uhlotshaniswa nezinyathelo zokongiwa kwemvelo, ezenziwa yonke indawo maqondana nosongo lokuqothulwa kohlobo.
Eminyakeni edlule yokusebenzisa lolu hlobo lokudla, izinhlobo ezahlukahlukene izindlela zokupheka zezinhlanzi... Kuyaphawuleka ukuthi ngokuya ngendawo, ukulungiselela izinhlanzi ze-sterlet ngezindlela ezahlukahlukene, kepha ukunambitheka kwayo okunothile kuhlala kungashintshi.
Futhi, hhayi kuphela izingxenye zezitsha nokuphaka, kepha nezindlela zokulungiselela ziyahlukahluka, kuqalwa kusuka kusobho lenhlanzi emlilweni, kugcina ngezinhlanzi ezibhakwe kuhhavini ngokungezwa kokudla okungajwayelekile.
Njengamanje, ezinye izinhlobo zabantu zivikelekile. Ngendlela yezinyathelo zokonga nokwandisa isibalo, kwenziwa umsebenzi wokuhlanza amanzi nokulwa nokudoba okungagunyaziwe.
Isimo nendlela yokuphila ye-sterlet
Inhlanzi eyi-Sterlet ujwayelene ngokweqile - abantu abangashadile abavamile kakhulu. Ebusika kuphela lapho abameleli bezinhlobo bahlala endaweni eyodwa; ngenkathi efudumele, bathutha ngenkuthalo.
Ngokuqala kwesimo sezulu esibandayo, le nhlanzi esebenzayo ibheka izimbobo ezijulile, lapho ifukamela khona ubusika. Njengomthetho, ekucindezelekeni okukodwa kungaba nabantu abangamakhulu amaningana abacindezelwe kakhulu. Ngakho-ke, izinhlanzi zicishe zinganyakazi, zilinde ukufudumala.
Kungakho ukudoba ngenduku ye-sterlet ebusika kungumsebenzi ongenangqondo. Vuliwe isithombe se-sterlet fish imvamisa ungatholi noyedwa, kodwa abantu abaningana ngasikhathi sinye - lokhu kungobunye ubufakazi bokulingiswa kwabo. Ngokuqala kokushisa, izinhlanzi zihamba ngenkuthalo. Kusuka ezindaweni ezingezansi zemifula, kuyintanta phezulu kuye ngamandla wamanje.
Endleleni, inhlanzi ifuna indawo yokuzalela okusondelayo. Ngokusobala, uhlobo lokuphila kwale nhlanzi lukhuthaza abadobi ukuba balubambe ngamanetha. Vele, le ndlela ijeziswa ngokuqinile ngumthetho ezindaweni eziningi, kepha-ke, abazingeli abazingeli abanaki imigoqo eqinile.
Ngakho-ke, i-sterlet ithengiswa ngobuningi ezimakethe, kuncike ekushintshaneni phakathi kwabahlali abasebenzayo bezindawo ezisemifuleni. Thenga i-sterlet fish kungenzeka ukuthi uyaphila futhi ufile - konke kuya ngeminyaka yokubanjwa kwakhe. Uma umuntu ebanjwe muva nje, ikakhulukazi ngenetha, kungenzeka ukuthi umthengisi akunikele ephila.
Kodwa-ke, uma inhlanzi isivele idala, khona-ke ingagcinwa isikhathi eside kuphela iqhwa. Kufanele uqaphele lapho uthenga izinhlanzi ezifriziwe, ngoba azikho iziqinisekiso zokuthi ngemuva kokuhlehlisa kuzodla. Intengo yenhlanzi eyi-Sterlet zingahluka kusukela esikhathini sonyaka, indawo, futhi nakanjani ikhwalithi yomkhiqizo onikelwayo.
Ukudla kwezinhlanzi ze-Sterlet
Kakade esiteji sebungu, abamele izinhlobo badla ama-plankton nezinambuzane ezincane ezahlukahlukene. Ukudla okunjalo kufanelana nezinhlanzi nasebudaleni. Amanzi angenasawoti adla kakhulu ebumnyameni.
Ngaphezu kwalokho, abantu abadala bangadla izinambuzane ezingenamgogodla ze-benthic, ngokulandelana, ubukhulu "besitsha" esinjalo buxhomeke kubukhulu bezinhlanzi uqobo - inyamazane enkulu kakhulu ayikhangi kuyo.
I-sterlet idla umdlalo wezinye izinhlanzi ngenkulu injabulo. Ebusika, lapho abameleli bezinhlobo bengasebenzi futhi bachitha cishe sonke isikhathi sabo emaqenjini aseduze kokudonswa, abadli nhlobo.
Ukuzala kanye nesikhathi sokuphila se-sterlet
Imininingwane yokwenziwa kabusha kwe-sterlet, ngokusobala ngenxa yokusatshalaliswa kwayo okubanzi ngokweqile, imvamisa iboshelwe endaweni yokuhlala yabantu abathile.
Ngakho-ke, kuya ngenani lezinhlanzi ezidliwe ngabantu, kanye nokwehla noma ukwenziwa ngcono kwezindawo zokuphila, inani labantu liyancipha futhi lenyuke ezindaweni ezahlukahlukene.
Ukuzala okumaphakathi izinhlanzi zomndeni we-sterlet ihlala inyanga eyodwa kuya kwengxenye. Isikhathi sokuzalisa ngokuvamile sisekupheleni kwentwasahlobo lapho izinga lokushisa lamanzi likhuphuka. Okusho ukuthi, abesifazane bakulungele ukuzala lapho izinga lokushisa lamanzi likhuphukela kuma-degree ayi-10. Lo mbuso uhlala kuze kube yi-17-20 degrees.
Izinga lokuzala lincike kakhulu ezimweni zamanzi. Ngakho-ke, ukushisa okuphezulu kakhulu, kanye nokuphansi kakhulu kwezinhlanzi, akulungile. Ngaphezu kwalokho, abesifazane abagelezayo bakhetha ukuhamba njalo komfula okungenani amakhilomitha amane ngehora.
Ukuzala kuncike eminyakeni yobudala be-chaska. Ngakho-ke, omncane lowo muntu, ubekela amaqanda amancane. Futhi, ngokufanele, okuphambene nalokho. Ngezinombolo, eminyakeni emihlanu isibalo amaqanda ezinhlanzi ama-sterlet ingeqi ezinkulungwaneni eziyishumi nanhlanu, kanti inhlanzi eneminyaka engaphezu kwengu-15 ubudala, ngaphansi kwezimo ezinhle, ingabeka amaqanda angama-60 ayizinkulungwane.
Amaqanda ngokwawo mancane ngosayizi - cishe ngamamilimitha angu-2-3 ububanzi. Imvamisa ukuvuthwa kwezocansi kuneminyaka emithathu ubudala. Kodwa-ke, abesifazane bathola isisindo esanele sokuzala ngokugcwele ngeminyaka engu-5, abesilisa balungele inqubo cishe yobudala obufanayo, ukwehluka ngakunye kungenzeka.
Kumele kuqashelwe ukuthi abesifazane balezi zinhlobo abakwazi ukukhiqiza njalo ukuzala okungaphezu kokukodwa. Kodwa-ke, uma lokhu kwenzeka, ikhwalithi ye-caviar uqobo iyathuthuka ngokuzala ngakunye okulandelayo. I-Sterlet ngaphansi kwezimo ezikahle ingaphila isikhathi eside - kuze kube yiminyaka engama-27-30, kepha izimo ezinjalo azivamile kakhulu.
