Rasbora brigitta (Ingilishi Mosquito Rasbora, Latin Boraras brigittae) ƙanana ne a cikin girma, amma yana da ban sha'awa ga masu ilimin ruwa saboda dalilai da yawa.
Girman da ke ba da damar adana shi a cikin ƙaramin akwatin kifaye, launuka masu haske da yanayin zaman lafiya sune suka sa ya shahara. Abun takaici, a kan yankin tsohuwar Tarayyar Soviet, har yanzu ba ta yadu ba kamar ta kan iyakokinta.
Rayuwa a cikin yanayi
Rasbora brigitta yanki ne na kudu maso yamma na Borneo kuma akwai ɗan bayani game da yanayin mazaunin sa.
Yana zaune ne a cikin ruwan baƙar fata, rafuffuka da koguna suna ciyar da daushin daji. Ana kiran ruwan baƙar fata saboda lalacewar ƙwayoyin halitta, ganye, rassa waɗanda ke sakin launuka a ciki.
Irin wannan ruwan yana da taushi, mai yawan acid (pH kasa da 4.0), kuma haske kadan ne yake shiga cikinsa saboda tsananin kambin bishiyoyi, wanda ya rufe rana.
A tsibirin Borneo, ana fuskantar barazanar matsuguni ta hanyar bunkasa noma da ci gaban mutum.
Bayani
Rasbora kansu ƙananan kifi ne daga 13 zuwa 22 mm a tsayi, kuma Boraras brigittae shine ɗayan mafi ƙanƙanta a cikinsu kuma ɗayan mafi ƙanƙan kifi a cikin babbar katifar dangi.
Ba abin mamaki ba ne da ake fassara sunan sa na Ingilishi Mosquito Rasbora a matsayin sauro. Akwai madaidaiciyar baƙi da kore a gefen gefen kifin, kuma launin jikinsa ja-orange ne.
Wasu mazan suna da launin ja ja-launi, wanda kawai ke ƙaruwa da tsufa. Maza suna da jan kafa da baki baki, yayin da mata ke da ruwan hoda ko lemu.
Babban namiji a cikin garken ya sami launi mai haske, yayin da sauran sun fi shi kyau. Gaskiya ne, wannan yana faruwa ne kawai bayan shekara ɗaya ta rayuwarsa.
Adana a cikin akwatin kifaye
Rasbora brigitta karamin kifi ne, tsayinsa yakai 2 cm kuma baya buƙatar babban juzu'i. Koyaya, ana buƙatar a kiyaye su a cikin garken, kuma babban namiji zai mallaki kusan 25% na akwatin kifaye kuma, tare da tashin hankali da ba zato ba tsammani ga irin wannan ƙaramin kifin, zai kori sauran maza daga gare ta.
Yana da wuya a nuna ƙarar da aka ba da shawarar, amma ya fi kyau a fara da lita 50-70.
A dabi'a, suna rayuwa cikin ruwa tare da fewan tsire-tsire da haske, amma a cikin akwatin kifaye yana da kyau ga shuke-shuke su basu mafaka.
Mosses, ƙananan tsire-tsire, tsire-tsire masu shawagi - duk wannan zai haifar da daɗi da kwanciyar hankali ga Brigitte. Tacewar na iya zama na waje da na ciki - babban abu ba shine ƙirƙirar ƙarfi mai ƙarfi ba, tunda waɗannan kifin ba zasu iya jurewa da shi ba.
Fraananan ɓangaren ƙasar ba shi da mahimmanci, tunda kifin ba ya haƙa ciki, amma yashi mai kyau da ganyayen da suka faɗi a kansa suna haifar da matsakaicin matsakaici ga biotope.
Busassun ganye suna zama abinci ga mazaunan ƙwayoyin cuta, da waɗanda ke soya kifi. Bugu da kari, ganyayyakin suna tausasa ruwa, suna sakin tannins da tannins kuma suna hana cututtukan fata cikin kifi.
- Zazzabi na ruwa - 23-25 ° C
- pH: 4.0 - 7.0
- taurin - 4 zuwa 7 °
Karfinsu
Wannan kifi ne na makaranta, kuna buƙatar kiyaye akalla mutane 10-12. Idan lambar ta ragu, to suna ɓoyewa da nuna ɗabi'a, suna cinye mafi yawan lokacinsu a cikin daji.
Kari akan haka, a cikin karamin garken, ba a fayyace matsayin sarauta a lokacin da, yayin da namiji mai rinjaye ya fi kowane aiki aiki da haske.
Game da jituwa, su kansu masu zaman lafiya ne, amma saboda ƙarancin girmansu zasu iya zama waɗanda ke fama da sauran kifin. Makwabta masu kyau don brigitte rasbor sune wasu nau'ikan rasbor ko ƙananan kifi kamar su kadinal.
Ciyarwa
A dabi'a, suna cin ƙananan larvae, zoo da phytoplankton, kwari. Hakanan ana cin busasshen abinci a cikin akwatin kifaye, amma ba a son ciyar dasu kawai idan kuna son samun kifi mai haske.
Kwayoyin jini, tubifex, cortetra, brine shrimp da daphnia - kowane irin abinci zai yi, kawai la'akari da girman bakin kifin don ya hadiye shi.
Bambancin jima'i
Mata sun cika cika sosai kuma sun fi maza girma. Maza suna da launi masu launi kuma suna nuna wa juna launuka.
Kiwo
Kamar yawancin ƙananan cyprinids, sun haihu a ɓoye, ba tare da kulawa da caviar da soya ba. A karkashin kyakkyawan yanayi, zasu iya haihuwa a cikin akwatin kifaye na yau da kullun, Ina yin ƙwai da yawa.
A cikin akwatin kifin mai daidaitawa tare da yawan tsire-tsire da busassun ganye a ƙasa, soya na iya rayuwa da girma ba tare da sa hannun mutum ba.
Idan kuna son haɓaka matsakaicin adadin soya, to, an sanya rukunin rassor a cikin akwatin kifaye daban ko kwantena tare da ƙarar lita 15-20.
Yakamata a kunna wuta, a ƙasan kana buƙatar saka zaren net ko nailan don kar ya ba iyaye damar cin caviar. Hakanan zaka iya amfani da buns na gansakuka.
Sigogin ruwa: pH 5.0-6.5, taurin 1-5 °, zazzabi kamar wata digiri sama da yadda aka saba, 24-28 ° C. Tacewa zaɓi ne, amma ana iya amfani da matattarar ciki mai rauni.
Nau'i biyu ko uku ana dasa su a cikin filayen da ake haihuwa, ya fi kyau a yi haka a hankali, don kauce wa damuwa.
Spawning zai fara washegari.
Kodayake iyaye na iya cin ƙwai, amma ba sa yin shi kamar sauran lamuran masarufi. Za'a iya barin su na tsawon kwanaki da yawa kuma kullun zasu cigaba.
Qwai da larvae kanana ne kuma kusan ba a iya ganinsu. Malek ya fara iyo a ranar 4th-5th kuma a nan matsaloli suka fara.
Saboda kankanin girmansu, yana da wuya a tayar dasu, a matsayinka na mai mulki, ingantaccen kiwo yana faruwa a cikin akwatinan ruwa, inda akwai abinci na asali - kwayoyin cuta da sauran kwayoyin.
Farawar farawa ta Infusoria don soya, gwaiduwa, sa'annan a canja zuwa brim jatan lande nauplii.
