Channel catfish: te hanganga me te whakaputa uri

Ko nga tangata taketake o te wai māori i roto i Amerika Te Tai Tokerau, ka puta hongere catfish i Russian roto ara i roto i nga fitungofulú o te rau tau whakamutunga. Tenei mema o te ictaluridae whānau - te tino hua o te maha ngā momo arumoni o te catfish e ora i roto i Amerika Te Tai Tokerau, i roto i to tatou whenua, timata nga kaiao o te rohe tonga ki te ika, me te roto motuhake i hanga e chp. Ko tōna hanganga, peu me peculiarities o te ora parau te whakaputanga.

Places o kāinga tūturu

puta te reira i te nuinga i roto i te ahopae pārū catfish hongere American tino thermophilic me ongo'i Faarii nui ki 25-28˚S pāmahana wai. Te āhua, whai wāhi enei āhuatanga ki te neke ratou roto waimāori mahana, i te mea ranea i roto i te rohe pokapū o Amerika me te raki Mexico. Ka rite ki te tahi atu momo o catfish, tae hongere catfish he rahi rawa mīharo, engari mārama e kore e ki runga ki nga Repaima, eaha te tupu catfish noa awa ranei. Ko te rahi toharite o te channel catfish - kore mita neke atu i te kotahi me te hawhe te roa, me te taimaha 5-9 kg. Ko te pai tenei ika ngakia i raro i roto horihori me harotoroto.

Channel catfish: hua i roto i Faarii horihori

ka karanga nga Ameliká ia catfish ngeru mo noho pai o "domestication" me-te kounga tiketike urutaunga ki ngā āhuatanga whakaraua. Kei te tipu haere tere Channel catfish, tona kai te tino utu, ko reira reka, ngawari me te whai hua. He roa, me te tino tōtika mahi i roto i te United States tupuranga Industrial o tenei ika, i te mea inaianei te ahanoa matua o nga pāmu ika. Ko te ika rawa rongonui ki ka haoa American, no te mea tenei ahumoana he noa puta noa i te whenua, kei te tipu haere tere, me te whakanui ake i tona taimaha.

Kawemai ki te 70 i roto i Europe, pai mau catfish hongere i nga peihana o nga awa Kuban ko Don, te wahi i tenei ra i reira ko te tupu taupori pūmau. Catfish muia i roto i ahopae e pehi ana - i roto i te roto o pāmu ika tata Moscow me te rohe Ural, kei roto i te pā tata ki te tipu te mana hurihiko me wera ngā, haere wai wera i roto i te Faarii. ika wai mahana whakarato i tētahi whanaketanga tau-a tawhio whakamarie.

māra harotoroto

A, no te hua tenei whakamahi momo kotahi o ara e toru: i roto i kākahi, kari, wai roto ranei. Nuinga o ngā wā e whakamahia ana hei harotoroto tupuranga ko te tikanga-utu whai hua māmā me te nuinga e kore e rapua e te hunga iti hoko taputapu utu me utu mahi. Te kōwhiri i te pae mo te hanganga o te hāroto, tango ki pūkete te āhuatanga motuhake:

• mahere whenua;
• te kounga me te hanganga o te oneone;
• rōrahi, me te kounga o te wai.

Tino pai mo te tinana taua o te wai whakaaro ko te hohonu o 0,9-2 m i te taha ki te tonga, me te 1,8-3,5 m roto i te raki, te wahi takurua pakeke mīti taea o te wai pāpaku. Faarii Zaryblyayut i te puna, ka mahana i te wai kei te ki 13-15 ° C. I tenei wa, kōrori he nui iti ake i roto i te whakarewatanga ngahuru o rangatahi te mate. Ano, timata tonu te "puna" parai ki te tupu tere. Ahakoa te meka e te mana matua i roto i taua mau huru e kai tāwhaiwhai, he nui etahi o te kai catfish hongere e tango tika ana ki te turanga kai tūturu o te hāroto.

āhuatanga motuhake

titiro tino rite ki te burbot Channel catfish. Tae ika pāhiwihiwi, ingoingo. pam tahanga, marama kopu, tauine tata ma tinana ngaro Backrest tae pepe mangu hina ranei hāurakaho. He tino rerekē i te uwha tane. whakapoke ratou mumura me reira atu korerotia, ka he poto me te whānui te matenga. tane Pakeke rite uwha he pai. I roto i te tau, ko te kite he mumura hoki pakeke tae tinana ika. Nā catfish purepure, me taha i huaina "hongere" e oznachvet whakamaoritia rite "purepure". Ko te aquarium tupuranga reira me te Catfish rere. Ko te catfish matenga teihana whakapaipai ki o pūhihi whakaritea i roto i takirua tata te ihu wha takirua, te koki o te mangai, me te i runga i te kauwae. Fish ki tara taratara koi. Kia mahara te reira te tāoke pectoral me tara hikumārō o te ika. Ki runga ki te whakapā ki a reira e kore e wareware e pā ana ki te tūpato.

I roto i te catfish nuinga tupu ki 0.5-0.7 m, pa tonu te taimaha o 4.5 ki te 9 kg, acclimatized - iti. Hei tauira, i roto i Don ko Kuban hopu Kings kore neke atu i te 5 kg. Ko hītori mohio som record-tautuhinga: te take, i te mau South Carolina catfish hongere, i paunatia 26 kg.

ara o te ora

Channel catfish Ko te tipu momo konihi. Young catfish ora neke i roto i mōkihi, engari ki tau, kei te rerekē haere o ratou ara o te ora: he kotahi ratou, I roto i te whakatikatika ki te ora i runga i te rohe "zastolblennoy". Ka taea e ēnei ika e tino pukuriri, i te mea rawa kitea i roto i te wa, koira. Hoki hongere catfish whakaruru hiahiatia - ngā taitā, rua, ngā awaawa. Sai'ia wahi ma, me te hohonu ki raro one Ka whano ranei, catfish ko te ora mokemoke, e whakaatu ana i te mahi te haaviraa i roto i te hopu.

whangai i te catfish hongere te?

kai catfish tuku iho: ika iti, waimāori me hātaretare. He ngā pepeke moana kararehe iti ranei kai iti noa hoki a ia. Kei te whakapono te reira e ko tata omnivorous te catfish hongere, kai āhuatanga nöhanga hoki ia.

Koira: faaineineraa

Kei te waa i te hui tino nui i roto i te ora o nga tangata noho o te awa ki. He kahore okotahi me hongere catfish, he whakaahua o i te aroaro o te i roto i te whakaputanga. I roto i te natura, spawns catfish i waenganui-Paengawhāwhā ki Hōngongoi. rapu ana ia me kua kite nga backwaters ata o awa, roto iti ata. Water, tino pai mo te, koira, kia te hana ki 20-25˚S. Ka rite ki te kararehe maha, mua whawhai, koira kaitaua whakaritea e te tane. E mea pinepine enei whawhai mutu ki whētuki, wharanga ara te mate o te hoariri ngoikore ranei.

Kia i hanga te mamaoa, a mahana te wai i roto i te wai ki te pāmahana e hiahiatia ana, whiriwhiri toa he wahi ngaro, te tikanga tata te uta, a ka tīmata ki te hanga ohanga ki purenga tino o te Koinei raro, me te ngā otaota.

Te tiaki i aua marae

waha te uha 2-3 hua rite paparanga turanga, ia o nei tonu impregnates tane whakapau i te tukanga katoa i te 4 ki te 12 haora. Aua marae he hanganga rapa ngā rite ki te hautai, a arā o te hua kanapa karaka a tawhio noa, piri hono ki tahi i te tahi. I muri te waa i te toa, hei papa hi'oraa maitai, e haamata ia ki te tiaki i nga hua, me te pei atu i te wahine. E te tukanga e ia rawa tino, tiaki kore anake te mamau utu nui, engari i te wa wa wiri ona tara, te hanga uru ki te wai māori ki te te hanganga ki. Whakawhanake hua mō te 120-122 haora. I mua i pouri i me hua pao taea kite ratou i te embryos pāhau roa,, aru e te tane te tonu tata aroturuki. kore ia wiri nga hua, me te ata te kowhiuwhiu ia ki ona tara. A, no te tahuri nga hua ki ira, ko to ratou nekeneke tonu iti rawa, a ka noho ratou i roto i te ohanga, hanga tautau mātotoru te huri. Ko te embryos i roto i enei kapua, e whakaritea tautau upoko ki te pokapū, me te he hiku i roto i te nekehanga tamau. he whakaaro nui Nature, me he whakaritenga taua taea te embryos ki te waihanga te rere vortex ā o te wai, horoia atu ana hua ururua me hua mate. Ki te tau, hei ratou ake kaha, engari puritia tonu e tata te ohanga. I muri 2-3 ra e taea ki te kauhoe ki runga ki te mata o te wai kua te torongū. I roto i tenei take, te tōngāmimi kau e whakarei o torongū mo te wa tuatahi tonu i te rangi, me te tinana ähua, ka riro hina te torongū.

Catfish ngā torongū timata ki te whangai i runga i köurarangi kua i te wha o nga ra, a ka i muri i te torutoru nga ra kaha e whangaia ratou i runga i zoobenthos, mōrohe ika moana, kai whakauru. tupu rawa tere Channel parai catfish, tere whiwhi taimaha.

hī

Ko te tino ngā mō te hī hākinakina te hero o tenei tānga, rite taea he ngaio pono faauru noa te hoariri kaha pērā i te hongere catfish. Hī ika ao - whakataetae hī, rongonui i roto i Amerika me haere tonu i reira tau noa kua meinga e ratou he iho i roto i Russia. He tauhou ki tenei ora roowai kaihao kāinga tenei ra, mai te mea te tino iti te wāhi o te tohatoha catfish thermophilic. Otiia mennee kaha urutau pai o ika, te tupu tere i roto i te vitro me reka pai o te kai, me te kukume kaipakihi e whakarite i te māra o te catfish harotoroto, a kei te tango kē kaihao he wahi kaha i roto i ngā whakataetae i roto i te hī hākinakina.