Cikin ruwa katantanwa. jinsunan

Cikin ruwa katantanwa wasa a babbar rawar a rike da nazarin halittu balance a kududdufai, don haka akwatin kifaye dole ne sun zauna ga akalla 2-3 clams. Sun yi aikin da tace, lalata algae da digesting remnants wuce haddi abinci. Bugu da ƙari, mafi Shellfish ne quite kyau, da kuma mazaunan ne iya yadda ya kamata ado da ruwa yankin.

A manyan yawan dodon kodi a daya akwatin kifaye a ke so, saboda sun gnaw ruwa shuke-shuke da cinye oxygen wadda ke kunshe ne a cikin ruwa. Sanin girma daga cikin kandami, zaka iya lissafta yawan da ake bukata dodon kodi, dangane da rabo: wanda katantanwa a 10-12 lita na ruwa. Cikin ruwa katantanwa kasu kashi goma iri. Mafi na kowa Shellfish ne ampulyarii nada, Melanie viviparus kogin da kandami katantanwa.

Ampulyarii - wani irin manyan katantanwa da cewa rayuwa a cikin sabo ruwa. Mafi mashahuri mazauninsu ga dodon kodi data aka dauke su South America da kuma Asia yankin. Sun iya numfashi da oxygen narkar da a cikin ruwa da kuma na yanayi oxygen, saboda gaskiyar cewa suna da biyu huhu da kuma gills. Wannan tsarin da na numfashi tsarin damar domin dogon lokaci na lokaci ba tare da ruwa. Eyes katantanwa suna located a tushe na antennae, waxanda suke da matukar dogon mai tushe. Har ila yau, wadannan na cikin ruwa katantanwa sun elongated numfashi tube. Ampulyarii iya sa su qwai a kan tanki bango a cikin nau'i na gungu wanda aikin fita daga cikin ruwa. Sun katantanwa kyankyasar kwan bayan game da kwanaki 14 bayan kwanciya qwai. Ya kamata a tuna cewa qwai ne sosai m. Su ya kamata a kiyaye daga fitilar, don haka suka yi ba bushe. Ciyar da matasa katantanwa za a iya finely yankakken shuke-shuke kamar Duckweed da Ricci. Tankin kifi katantanwa nau'in abin da suke shahara tsakanin magoya na aquariums, shi ne kuma a zinariya da wata katuwar ampulyarii.

A nada aka samu a kusan ko'ina a tabkuna, da kõguna da tafkunan. Wannan irin katantanwa ne mai sauki isa da za a bambanta da musamman irin harsashi cewa shi ne a cikin wannan jirgin sama juya karkace. Shell launi zai iya bambanta da kuma wani lokacin daga ruwan kasa, ko baki zuwa kusan ja. Shell diamita ne 3 cm. A harsashi ne mai karfi, wanda ya ba da wani musamman lamarinsa katantanwa. A coils aka saba da wanzuwar wani ruwa wanda zai ba da datti ta kasance. Su ma, kamar ampulyarii, iya numfashi kuma oxygen samar daga ruwa kuma weathering. Wadannan iri akwatin kifaye katantanwa matsawa saboda da ƙafafunsa, da kuma an shiryar da su ta hanyar wani biyu daga tentacles. A musamman ikon da coils ne motsi a kan surface da tafki da aka makala ga surface tashin hankali na ruwa fim.

Milan na zaune ne kawai a wurare masu zafi Asia. Kamar da yawa iri na cikin ruwa dodon kodi, Milan ke tsiro zuwa tsawon na uku santimita. A harsashi ya dubi karkace-rauni, conical. A launi na katantanwa launin toka-kore tare da duhu zane. Numfashi na musamman ta hanyar gills. Mafi yawansu ba ta zama, da katantanwa ciyarwa, a cikin ƙasa, cin abinci iri-iri na Organic sharan gona, sassauta kasar gona karkashin kansu. Idan tank ne spoiled gona ko lalace nazarin halittu balance, Milan, ayan don samun ta kan garu, duk da haka, lura da hali zai iya sanin ko matsayi na ruwa a cikin akwatin kifaye.

Truncatula da viviparus kogin ne quite na kowa a Turai da kuma Arewacin Amirka. Wadannan akwatin kifaye katantanwa jinsunan wanda za a iya samu sau da yawa sosai a cikin akwatin kifaye, da conical, taso keya siffar. Idanu suna located a gefe na triangular tentacles. Tun da waɗannan katantanwa numfashi iska daga lokaci zuwa lokacin da suka tashi zuwa surface. Mollusks ayan da sallama mai yawa, don haka suka iya ci your karkashin ruwa shuke-shuke. Cikin ruwa katantanwa da wannan nau'in mafi kyau kiyaye a cikin sanyi ruwa, kamar yadda su ne mafi aiki a cikin wannan mazauninsu.