Daga cikin kifayen da yawa akwai waɗanda ke yin tarihin asalinsu tun zamanin da. Daya daga cikin wadannan - arowana, kifi, bisa ga burbushin burbushin halittar wanda za'a iya kammala shi cewa ta rayu a zamanin Jurassic.
Bayyanar Arowana
Da farko arowana - ruwan dadi na daji kifina dangin suna daya. Wannan babban nau'in halitta ne, a yanayi ya kai girman 120-150 cm A cikin akwatin kifaye, nau'ikan daban suna girma ta hanyoyi daban-daban, amma koyaushe aƙalla rabin mita.
Abin lura ne cewa kifin yana girma cikin sauri, a cikin watanni shida jikinshi ya tsawaita da 20-30 cm.Gwancin kifin ya kai kilogiram 6, a matsakaita game da kilogiram 4.5. Jikinta kamar ribbon yake, kamar maciji, ko jikin dragon mai almara.
An matse shi sosai daga bangarorin, a cikin sifa yana kama da ruwa, wanda ƙarshen bakinsa yake. Kifin zai iya haɗiye babban abincinsa, saboda bakin yana da faɗi sosai. Antennae suna girma akan ƙananan leɓe; lokacin iyo, ana sa su gaba.
Kifi tsohuwa ce, tsohuwar dabba ce wacce ba ta canzawa kuma ba ta da hakora. Fananan fika-fikai ƙanana ne, kuma finafinai na dubura da na ƙugu suna farawa daga tsakiyar jiki kuma suna haɗuwa cikin nutsuwa cikin jela ba tare da rabuwa ba. Wannan "paddle" na bawa kifin damar samun saurin gudu.
A cikin nau'ikan kiwo, kawayen sun kasu kashi biyu, amma har yanzu suna kokarin guda daya. Launin fins a cikin samari galibi haske ne, duhu akan lokaci. Sikeli a tada tauri, manya-manya. Launi na iya bambanta dangane da nau'in. Nau'in launuka iri iri na silvery, samari suna da sheen shuɗi.
Wurin zama na Arowana
Arowana, wanda asalinsa daga Kudancin Amurka ne, yana zaune ne a bakin tafkunan ruwa mai kama da Amazonka, Oyapok, Essequibo. An gabatar da shi zuwa Arewacin Amurka, kuma an samo shi a wasu jihohin Amurka.
Kogunan Kudancin China, Vietnam da Burma a da sun kasance mazaunin ɗayan tsirrai masu tsada na arowana, amma yanzu, saboda lalacewar yanayin kifin, kusan ya ƙare a wurin, kuma ana yin shi da hannu cikin tabkuna da madatsun ruwa. Guyana ta wahayi gida ne na arowana baƙar fata da gaskiya. Wani shahararren iri-iri ana kiwo a kudu maso gabashin Asiya Asiya arowana, yana zaune a can cikin rafuffukan shiru.
A karkashin yanayin yanayi, kifi ya zabi wurare masu nutsuwa inda yanayin yanzu ba shi da karfi. Yana zaɓar bakin teku, mara ƙaran bayan koguna da tabkuna tare da yanayin zafin jiki mai sauƙi: 25-30 C⁰. Lokacin da manyan koguna suka malalo, arowana ya shiga ya kuma kasance a cikin dazukan da ke kwararar ruwa, a cikin ruwa mara zurfi. A sauƙaƙe jure raunin oxygen mai ƙarfi a cikin ruwa.
Kulawar Arowana da kulawa
Domin arowana babban kifi, to akwatin kifaye tana bukatar babba. Mutum mai kusan 35 cm a cikin girman yana buƙatar aƙalla lita 250 na ruwa. Gabaɗaya, mafi girman akwatin kifaye, mafi kyau shine.
Matsayi mafi kyau shine lita 800-1000. Dole ne ya zama aƙalla ya kai mita ɗaya da rabi kuma tsayin rabin mita. Wajibi ne a samar da akwatin kifaye tare da murfi mai ban tsoro, tunda a cikin ɗabi'ar arowans suna tsalle daga ruwa zuwa mita 1.5-3 don kama ƙwari ko ma ƙaramin tsuntsu.
Kada a kunna wutar akwatin kifaye kwatsam, amma a hankali tana haskakawa don kada kifin ya firgita. Don akwatin kifaye, arowans suna ba da shawarar zaɓar plexiglass, wanda ya fi ƙarfi fiye da sauƙi, kuma don haka ya fi aminci ga kiyaye irin wannan kifin mai ƙarfi da ƙarfi.
Don tsarkake ruwa, kuna buƙatar matattara mai kyau, mai ƙarfi, kuna buƙatar siphon ƙasa kuma maye gurbin kwata na ruwa kowane mako. Yanayin zafin jiki ya dace da waɗannan kifin, kamar yadda yake a cikin daji: 25-30 C⁰, tare da taurin 8-12⁰ da acidity na 6.5-7pH. Ruwan alkaline ana hana shi a cikin arowane, kifin na iya yin rashin lafiya.
Ba lallai ba ne don dasa tsire-tsire a cikin akwatin kifaye tare da arowans, a sauƙaƙe za su iya yin su ba tare da su ba. Amma, idan kun yi amfani da su, zai fi kyau a zabi tare da tushen tushen ƙarfi, ƙarfafa kwantena tare da tsire-tsire a ƙasa, in ba haka ba kifin zai fisge su kuma ya ci su.
Daban-daban na arowana suna cin abinci daban. A dabi'a, tana kama kifi, kwari masu yawo akan ruwa suna shawagi a saman ƙasa, kadoji, amphibians. Amma a cikin yanayin akwatin kifaye, zaku iya ciyar da ita da nama, ƙaramin kifi, jatan lande, busassun kwari masu rai da abinci na musamman.
Kuna iya kama ciyawar ciyawa, kwari, kwadi da sauran kwari don kifi, amma yana da kyau a siya a shagunan dabbobi, tunda a yanayi wasu kwari na iya kamuwa da cututtukan da ake kamuwa dasu zuwa kifi. Don hanzarta ci gaba, zaka iya amfani da zuciyar naman sa, wanda daga ita ake cire yatsun mai waɗanda basa iya cinikin arowana.
Dabbobin gida suna iya karɓar abinci daga hannun mai su, kasancewar suna da alamun hankali, suna sanin masu ciyar da su kuma basa tsoron su. A cewar ma'abocin arowan, waɗannan kifin suna da wayo sosai. Baya ga hankali, ana kuma ba Arowans wani mahimmin abu a Feng Shui - ana jin cewa suna kawo sa'a a cikin kasuwanci.
Nau'in Arowana
A halin yanzu, akwai nau'ikan nau'ikan kifayen nan 200, dukkansu suna da banbanci, kuma suna da kyau kwarai da gaske, kamar yadda za'a iya yanke hukunci dasu hoto arowana... Bari muyi magana game da shahararrun iri.
Azurfa arowana asalinsa daga Kogin Amazon, babban kifi ne wanda ya kai tsayin santimita 90 a tsare. A cikin wannan jinsin, daudar da ta dorsal suna hadewa zuwa sifa iri daya. Launin Sikeli na azurfa ne. Wani iri mai araha.
A cikin hoto, arovan kifin azurfa
Platinum Arowana karami, yana girma har zuwa cm 40. Shine kawai aufane mai daidaitaccen launi. A cikin yanayin akwatin kifaye, wannan kifin ya haɓaka squint, wanda yanzu fasalin wannan nau'in ne.
A hoto, kifin arowana na platinum
Arowana Giardini ko lu'u-lu'u, girmansa yakai cm 90. Wannan kifin ya fito ne daga New Guinea da Australia. Kyakkyawan launi yana kama da nau'ikan platinum.
A cikin hoto arovana giardini
Sake haifuwa da tsawon rai
A dabi'a, kifayen suna haifar da farkon ambaliyar, a cikin Disamba-Janairu. Namiji yana tattara ƙwayayen da aka Haifa ya ajiye a bakinsa na kimanin kwana 40. Har ila yau, ba a saki larba tare da jakunkunan gwaiduwa a cikin yanayin waje ba, kuma kawai lokacin da yara za su iya ciyar da kansu, uba mai kulawa ya sami sauki daga aikinsa. Wannan yana ɗaukar kimanin watanni 2.
Yana da wahala a yi kiwon wannan kifin a gida, mafi yawan lokuta manyan kungiyoyi ne ke yin sa, gidajen gandun daji "a wurin zama" arowanas. An riga an samar da soya mai girma zuwa ƙasarmu. Arowana yana rayuwa na dogon lokaci - shekaru 8-12.
Farashin Arowana da dacewa tare da sauran kifin
Tunda kifin yana da girma da farauta, babu ma'ana a ajiye shi tare da ƙananan kifi, sai dai idan an shirya shi don ciyar dasu zuwa arowane. Kifi ba ya son wakilan jinsinsu, kuma koyaushe zai yi yaƙi.
Zai fi kyau a ajiye shi shi kaɗai, ko kuma, idan tankin babba ne, a saka babban kifi a ciki wanda ya wuce girman arowana. Hakanan zaka iya ƙara taurarin taurari da sauran kifin kifi, kifin aku, sikeli. Amma, a wannan yanayin, a wani hali bai kamata a bar yanayin yunwa na arowna ba, tunda nan take za ta fara farautar duk wanda ya dace da babban bakinta.
Ba kowa bane zai iya sayan arowan - ana ɗaukarsa mafi girman kifin akwatin kifaye. Farashin Arowana jinsuna daban sun banbanta sosai kuma koyaushe suna da girma sosai. Kifi na iya cin kuɗi daga 30 zuwa 200 dubu rubles.
