Gammarus sananne ne ga duk masoya na akwatin kifaye a matsayin abinci mai gina jiki don kifi, kunkuru da kuma katakon Achatina. Ya saba da masunta a matsayin mormysh, kuma suna amfani da shi azaman ƙugiya don kamun kifi a ƙugiya. Akwai wani sunan barkwanci don gammarus - crustacean, wanda ya karɓa saboda motsin sa na sabon abu a cikin ruwa.
Gammarus: mazauni da bayanin
Mormysh mallakar manyan crustaceans. Har zuwa yau, an kwatanta nau'ikan gammarus sama da 200. Yankin rarrabawa yana da girma - suna zaune a ko'ina cikin arewacin hemisphere, a cikin tsaunukan Bahar Rum da Gabas ta Tsakiya. Amphipods suna zaune sabo da tafkunan gishiri, a inda ake ajiye su kusa da bakin teku, a ƙarƙashin manyan duwatsu ko a tsakanin ciyayi.
A waje, gammarus yayi kama da jatan lande - wannan jikin ya rufe da murfin chitinous. Kafafuwan marmaras ne kawai suka fi girma, adadinsu yakai 14 nau'i-nau'i. Pairayan farko na kafafu wani nau'i ne na muƙamuƙi wanda yake cin abincin, nau'i na biyu na crustaceans yana ɗaukar abinci. Gammarus yana amfani da wasu airsan reshe na gaba don tafiya da iyo, sauran raguna 3 ana buƙatar turawa yayin tsalle. Hakanan ana samun kujerun a cikin kafafu na kirji.
Girman girman wasu nau'ikan sun bambanta, amma a matsakaici, maza sun kai 15 mm, mata - 10-15 mm. Gammarus galibi suna ciyar da abinci na shuka (lalacewar ganye na algae), amma basa ƙin abincin dabba (ko daga matattun kifi, misali).
Gammarus yayi girma sosai da sauri kuma yana zaune a kusan kimanin shekara guda. A wannan lokacin, crustacean na iya molt har zuwa dubun yawa.
A cikin mazaunin halitta, gammarus abinci ne ga kusan dukkanin kifin da babu ruwa a ciki. Crustaceans suna da mahimmanci a cikin aikin kifi, suna ciyar da nau'ikan kifaye - kifin da kuma Sturgeon.
Karatun Gammarus
Daskararre ko daskararre amphipod suna da sauƙi a cikin shagon dabbobi, daɗin siyarwa a kasuwar tsuntsu. Kuna iya kama su da kanku, wannan ba lamari bane mai rikitarwa, amma zanen hoto. Kama gammarus a cikin hanyoyi da yawa:
- Yin amfani da hay ko bambaro. Da farko kuna buƙatar gina tarko. An yi shinge na waya (murabba'i ko zagaye) na waya, kuma raga a haɗe zuwa gefenta. Don saukakawa, kuna buƙatar ɗaure igiyoyi. Filin da aka gama yana rufe da ganyen ciyawa kuma an ba shi izinin cikin tafkin. Gammarus kyakkyawa da sauri ya cika dukkan hanyoyin rufe su. Bayan wani lokaci, an fitar da na'urar daga cikin tafki kuma ta girgiza a cikin guga na ɓawon burodi.
- Yin amfani da burlap. An ɗaura mayafin burlap (lallai na halitta ne) zuwa dogayen itace kuma ana ɗauka tare da ƙasan tafkin, matattarar ƙarancin wuta ta kama hannun. Tattara amphipods daga masana'anta zasu yi da hannu.
- Yin amfani da yanar gizo. Wannan hanyar tana dacewa kawai ga wuraren ajiya tare da ɗimbin yawaitar crustaceans. Hannun da ke cikin raga ya kamata ya zama mara nauyi.
Idan a nan gaba ana shirin ci gaba da kama amphipods a cikin akwatin kifaye, yana da daraja tattara ruwa da ƙasa daga cikin tafki yayin kamun kifi. Don haka zai zama sauƙi ga crustaceans don dacewa da sabon yanayi.
Mormonysh, wanda aka kama daga rafuffuka, ba ya da tushe sosai a cikin akwatin kifaye, kuma an ɗauka daga tafkunan, akasin haka, yana jin daɗin rayuwa. Idan kuna shirin riƙe gammarus a cikin ruwa na kwanaki da yawa, kuna buƙatar burodi 3 na ruwa ko guga da mai sarrafawa. Hakanan, za a iya lullube crustaceans a cikin rigar rigar kuma a adana shi a cikin firiji don ba fiye da kwana biyu ba (yayin wanke crustaceans da sutura yau da kullun).
Don gyarawa da haihuwa, gammarus yana buƙatar halaye masu zuwa:
- Don crustaceans kuna buƙatar karamin akwatin kifaye na lita 8 8-10. A can kuna buƙatar cike ƙasa kuma ku zubo ruwa daga tafki wanda aka kama gammarus.
- Yakamata a samarda warin gwiwa, saboda ammonium yana da matukar rauni ga rashi oxygen.
- Zafin ruwan ɗakin ya dace, amma ba ya fi 26 ° C. A cikin ruwa mai ɗumi, crustaceans sun mutu.
- Ruwa yana buƙatar sabunta shi sau ɗaya a mako, kusan 30%. Don musanyawa, zaku iya ɗaukar bututun mai.
A akwatin kifayen yakamata ya kasance a wurin da babu hasken rana kai tsaye, har ma ya fi kyau a cikin wani wuri mai duhu.
Hakanan yana da mahimmanci a la'akari da abinci mai gina jiki don amphipods. Hanya mafi kyawu ita ce ta ɗaukar algae daga tafkin ɗan asalin garin crustaceans kuma sanya shi a cikin akwatin kifaye. Daga cikin tsire-tsire na cikin ruwa na talakawa, gansakuran Javanese, richchia ko wasu ganye masu kunkuntar ganye sun dace. Additionallyari ga haka, zaku iya ciyar da ƙamshin ice cream na gammarus da ƙoshin abinci a kowane kwana 2.
Kiwo crustaceans a gida
Abubuwan crustaceans basu buƙatar kowane yanayi na musamman don kiwo. A kusan watanni 3 ko bayan fashewa 10, gammarus ana ɗauka sun manyanta kuma suna iya samun zuriya
Suna haifuwa ta hanyar jima'i, tare da maza suna fafatawa tsakanin mace. Manyan crustaceans nasara. Dabbar ta hanyar canjin ciki da hadi suna faruwa a matakai da yawa:
- namiji zai kama mace, kuma ma'aurata sun rike kusan mako guda (ana iya ganin wannan tsari a hoto),
- A cikin wannan matsayin, ma'auratan suna jira don molt na mace, tunda bayan an daidaita ta ne kawai,
- nan da nan bayan canza fatar mace, namiji zai dauki zuriyar tare da taimakon kafafu na ciki,
- hadi yana wuce na secondsan mintuna, bayan haka namiji ya saki mace.
Na gaba, qwai a cikin adadin guda 15-20 na haɓaka a cikin ɗakin brood na mace. A cikin lokacin dumi, yana ɗaukar makonni 2-3, kuma a cikin lokacin sanyi - har zuwa watanni daya da rabi. Haɓaka ɓawon burodi ana ci daga ƙwai, amma har a farkon molt ɗin jarirai suna ci gaba da rayuwa a ɗakin mahaifiyar. Matasa crustaceans suna ciyarwa, kamar yadda manya suke.
A cikin ruwan dumi, mace tana iya kawo zuriya sau da yawa a shekara, kuma a cikin ruwan sanyi - sau ɗaya kawai.
Sharuɗɗa don siyan kaya da ajiya
Gammarus Live ne mai ɗaukar kamuwa da cututtukan fata da cututtuka, kuma yana iya zama haɗari ga kifi. Yana yiwuwa a ciyar da ingantaccen amphipod akan yanayin cewa amincin asalinta ya tabbata. Sakamakon wahalar, an fi so a shirya crustaceans a ɗayan hanyoyi biyu. Irin wannan abincin ana adana shi tsawon lokaci kuma yana da aminci ga mazaunan akwatin kifaye.
Gammarus da aka bushe
Don bushewa, rayuwa kawai, kwanan nan kama amphipods sun dace.
- Kafin bushewa, dole ne a yi amfani da crustaceans tare da ruwan zafi. Wannan aikin zai rage kayan abinci masu dan kadan, amma kuma zai iya rage hadarin kamuwa da kifi a cikin akwatin kifaye.
- Bushe da crustaceans a cikin wani bude, da-busa sarari. Kada ku bushe a rana, kawai a cikin inuwa. Hakanan, tanda da bushewa na musamman ba su dace ba.
- Don bushewa mai kyau yana buƙatar cikakken iska mai gudana. Don waɗannan dalilai, zaku iya gina tsarin fauze da firam.
- Yada crustaceans a ko'ina kuma a cikin Layer ɗaya.
Rayuwar rayuwar gammarus mai bushe- watanni 3. Bayan wannan lokacin, ciyarwar ta rasa darajar abinci mai gina jiki.
Gammarus Ice cream
Don daskarewa, kamar yadda a game da bushewa, kawai crustacean mai rai da sabo ne ya dace. Kafin daskarewa, ya zama dole don kurkura da bushe amphipods da kyau.
An ba da shawarar yin daskare abincin a cikin jakar filastik a cikin mahimminti 1 cm lokacin farin ciki, saboda haka ya fi sauƙi ga rarraba zuwa sassan. Hakanan zaka iya sayan kansar kankara daban kuma shirya abinci kai tsaye a cikin tsari.
Ana sanya daskarewa a zazzabi na debewa 19-28 ° C. Don bada tabbacin kashe duk kwayoyin halittu, abincin ya kamata ya kwana a cikin injin daskarewa na tsawon sati 2 kafin a je cin abincin kifin. Mormon mai sanyi mai sanyi an adana shi kimanin watanni 24 ba tare da asarar abubuwa masu amfani ba.
Hujjojin Abinci
Darajan abinci mai gina jiki da abun da ke cikin kalori shine alama ta farko wacce aka zaɓi abincin kifi. Don cikakkiyar haɓaka, soya na buƙatar babban abun furotin a cikin abinci, kuma tsofaffi suna buƙatar makamashi, maɓuɓɓugansu waɗanda suke da mai da carbohydrates. Bayanan abinci mai gina jiki da aka nuna a cikin tebur ya nuna cewa gammarus ba shi da ƙima ga abincin masana'antu a ƙimar sa.
Kalori, kcal | Sunadarai,% | Fats,% | Carbohydrate% |
300 | 56,2 | 5,8 | 3,2 |
Crustaceans suma suna da wadataccen abinci a cikin carotene, wannan sinadari ne wanda aka danganta shi da damar haɓaka launi iri na kifaye, wanda yake kara haske da ƙari.
Siffofin ciyar da kifi crustacean
Gammarus shine abincin da aka fi so tsakanin matsakaici da manyan kifi. Babban gammarus yana ciyar da manyan cichlids, kifin gwal, da kifi. Ga ƙananan kifi, ana ciyar da abincin da aka riga an murƙushe shi. Za a iya ba da dusar ƙanƙara na soya don soya, a gare su ya isa ga niƙa a hannunsu.
Kafin bayar da kifin, ice cream da rayayyiyar rayuwa, an sakinsu gaba kafin minti 10 cikin ruwa mai ɗumi. Wannan zai tausasa harsashi.
Tun da gammarus abinci ne mai ƙoshin abinci, ciyar da shi kaɗai ba a bada shawara ba, zai isa sau 2-3 a mako. Don daidaitaccen abinci, kifi yana buƙatar musanya crustaceans tare da wasu nau'ikan bushe da abinci mai sanyi.
Kamar yadda abinci, gammarus mai mahimmanci da abinci mai gina jiki, kifi suna cin shi da jin daɗi. Idan an bi duk shawarwarin, dabbobin gidan kifayen za su sake cin abincin nasu ba kawai abinci mai inganci ba, har ma da hadari.