Uma kukhulunywa nge-crayfish, wonke umuntu ucabanga i-crayfish ejwayelekile, ebomvu ezingqondweni zabo nangolamula. Namuhla sizokhuluma ngabanye abamele - i-crayfish eluhlaza okwesibhakabhaka yaseCuba.
Ama-Procambarus cubensis ahlala endaweni yawo yemvelo emizimbeni emincane yamanzi eCuba. Isimo esibalulekile kubo ukuhlanzeka nokufudumala kwamanzi. Ngokokuqala ngqá, umdlavuza oluhlaza okwesibhakabhaka wavela ezindaweni zasemanzini zaseRussia cishe ngo-1980.
Le mdlavuza ayihlukile ngesimo kokujwayelekile. I-Blue Cuban crayfish ingafinyelela kumasentimitha ayi-15 ubude, kepha imvamisa ubukhulu bayo abudluli ngamasentimitha ayi-12, ngaphandle kobukhulu bezinzipho. Njengabanye abameleli, inohlobo lwensimbi, emaphethelweni ayo kukhona izingwegwe ezincane, kodwa ezibukhali kakhulu ezisiza ukuthola ukudla nokuzivikela uma kunengozi. Amadevu amade atholakala ngaphambili kwesifuba asebenza njengezitho zokuthinta nokuthinta. Okwe-locomotion, i-crayfish eluhlaza okwesibhakabhaka inemilenze emine emincanyana ebekwe ngaphambili komzimba. Isakhiwo sesisu sibonakala ngokuhlukaniswa. Umsila onamanqamu amahlanu usuka engxenyeni yesihlanu yokugcina, ngaphansi kwawo kukhona ama-pleopads amaningi. Kuze kube manje, akukho lutho olungavamile olungabonakali. Isici esihlukile nesibalulekile umbala. I-crayfish yeBlue Cub ingaba nezinhlobonhlobo zemibala. Kuya ngendawo ehlala kuyo, ukondla kwayo kanye nofuzo.
Imibala engaba khona ye-crayfish yaseCuba:
- Yonke imibala eluhlaza okwesibhakabhaka, kufaka phakathi i-ultramarine;
- Okukhanyayo, okuphuzi okumnyama;
- Yonke imibala ensundu;
- Ukuphuphuma okubomvu.
Isici esithandekayo ukuthi umbala wokugcina awunakunqunywa ngaphambi kweminyaka emibili ngemuva kokuvela kwawo. Ngalesi sikhathi, abantu sebekhule ngokwanele ukuthi ama-enzyme ombala athuthukiswe ngokuphelele. Ngeshwa, umkhuba ukhombisa ukuthi umjikelezo wempilo we-crayfish ekuthunjweni cishe uneminyaka emi-3.
Ukuhlukanisa owesilisa nowesifazane akunzima. Abesilisa bakhulu futhi banamazipho anamandla. Emzimbeni wakhe ungathola isitho esibandakanyeka ekukhulelweni - i-gonopodia.
Ukuqothula
Njenganoma iyiphi enye, i-crayfish eluhlaza okwesibhakabhaka yaseCuba ishintsha umgubuzelo wayo. Esikhathini esiningi lokhu kwenzeka ezilwaneni ezisencane, kubantu abadala kuncane kakhulu. Kuyathakazelisa kakhulu ukubona ushintsho lwengubo e-chitinous. Igobolondo lommeli liqhuma emuva, bese umnikazi "enqunu" ephuma kulo bese eqala ukudla ukuvikela okwedlule. Njengomthetho, kungenzeka ukuthi usebenzise kabusha ngokuphelele indawo yokuhlala ngosuku lwesithathu.
Ngalesi sikhathi, ama-crayfish asengozini emangalisayo. Igobolondo elisha alikwazi ukulivikela ekuhlaselweni yisilwane esidlayo. UTsikhlovykh no-carp bavame ukuzingela izakhamuzi "ezinqunu" echibini. Ngaphezu kwalokho, akakwazi ukudla ukudla futhi uphoqeleka ukuba acashe endaweni yokukhosela aze aqine futhi. Uma i-crayfish eluhlaza okwesibhakabhaka yaseCuba ihlala e-aquarium, ngalezi zikhathi kungcono ukuhlukanisa umuntu ompofu kwabanye, unikeze i-aeration eyengeziwe nezinto eziningi zokuhlobisa - izindawo zokukhosela.
Ukuhambisana kwe-crayfish yaseCuba nezinye izakhamuzi ze-aquarium
I-crayfish eluhlaza okwesibhakabhaka izidalwa ezinokuthula impela. Uma ukondla kwenzeka ngosayizi owanele, izinhlanzi nezitshalo azinandaba naye. Ngesikhathi sakhe esiningi sokuvuka, ufuna ukudla ezansi kwe-aquarium. Ngezikhathi ezithile, i-crayfish eluhlaza okwesibhakabhaka iyahamba ngomkhumbi. Ukusunduza kude nodonga, kwenza ukunyakaza kwamagagasi ngomsila wokugcina nokubhukuda. Uma umsabisa, khona-ke uba nesivinini esikhulu futhi alwele ukucasha.
Akunconyelwa ukubeka abesilisa ababili noma ngaphezulu ku-aquarium eyodwa. Njengoba ama-crayfish aluhlaza okwesibhakabhaka aqapha ngokucophelela indawo yawo. Indawo enjalo ingaholela ekuxabaneni okungapheli okuholela ekulahlekelweni ngumlenze, i-pincer noma enye ingxenye yomzimba.
Njengoba sekushiwo, i-crayfish eluhlaza okwesibhakabhaka inokuthula, kepha kunezinhlanzi okungafanele zigcinwe ngazo noma kanjani:
- AmaGuppies, neon nezinye izinhlanzi ezincane;
- Ngezinhlanzi ezinemisila emide nezihlahla ezinamaphiko;
- Ngezinhlanzi ezihlala phansi noma zibhukuda kancane kakhulu;
- Ngenhlanzi enkulu edlayo.
Okunye okuyingozi ekugcinweni ngokuhlanganyela kommeleli wezilwane kungabizwa ngokuthi ufudu lwamanzi. Ngaphandle kokuthi i-crayfish izwana kahle nama-cichlids, i-catfish, i-carp, ama-aquarist anolwazi ancamela ukukhulisa ku-aquarium ehlukile.
Ukugcinwa nokondliwa
I-Blue Cuban crayfish akuyona indawo ehlala e-aquarium, kepha noma kunjalo, akufanele uvumele isimo sizihambele. Zama ukuhlinzeka ngezimo ezidingekayo zokunethezeka ukuze kube lula.
Izimo ezinhle:
- I-Aquarium kusuka kumalitha ayi-100 ngesembozo;
- Amalitha angama-50 umuntu ngamunye;
- Uhlelo oluhle lwe-aeration nokuhlunga;
- Ukushisa 21-28 degrees;
- Ubumuncu 5-7.5pH;
- Ubulukhuni 7.5 - 12.1pH;
- Ukufakwa esikhundleni ¼ kwengxenye yamanzi masonto onke;
- Isikhathi sasemini amahora 10-12, kuya ngesizini;
- Ubukhona bezitshalo ezilukhuni;
- Inqwaba yezindawo zokuhlobisa.
Ukudla okunomsoco omuhle kuholela ekukhuleni okusheshayo ngosayizi womdlavuza, okusho ukuthi uphuma kaningi. Uma kwenzeka umphakela ngehora, uzobe egcina isikhathi futhi uzofika ngesikhathi sokudla. Umdlavuza oluhlaza okwesibhakabhaka ungadla ukudla okudala.
Zama ukungagcini umdlavuza ohlotsheni olulodwa lokudla. Linganisela ekudleni kwakhe ngokushintsha phakathi kokudla okubukhoma, okomile nokwezitshalo. Kwesinye isikhathi ungatotosa isilwane sakho ngezingcezu zenyama yezilwane nama-giblets, squid noma amaphilisi e-herbal catfish.
https://www.youtube.com/watch?v=nEgEclII1-0
