Gammarus - shi ne ba kawai bushe abinci ...

Wadanda ko wasu akwatin kifaye mazaunan sun kusan duk. Wani tsunduma a kiwo kifi, da sauran aikata da tsutsa, da kuma na uku kamar mafi m katantanwa. Saboda haka, kusan kowa da kowa ya san cewa gammarus - shi ne abinci. Amma ba abinci da aka haife shi! Saboda haka abin da ya ƙunshi na dabba alhãli kuwa shi ne har yanzu yana da rai?

mazauninsu

Gammarus - a crustacean zaune a kusan kowane jiki na ruwa a cikin kasar. Abin mamaki, shi sauƙi adapts rai ba kawai sabo ne amma kuma a gishiri da ruwa. Yana yana da dama sunayen, kamar jatan lande, Gammarus, gorbunets, bormysh kuma ko da ruwa tare jatan lande. A total akwai fiye da dubu 4.5 jinsunan crustacean a duniya, amma a cikin ruwa shi ne gida mafi yawa biyu daga gare su.

Gammarus - a kasa mazauni. Ya na zaune a karkashin kankara, hawa a cikin ramukan a snags, boye a cikin yashi da pebbles a kan tudu, inda da yawa daga detritus da kuma shuke-shuke. Wadannan crustaceans ba na son haske, fifita su zauna a inuwa. Iya yin tsayayya da gagarumin saɓani a cikin zazzabi - daga 0 zuwa 26 digiri. Idan kandami ne gida gammarus, freezes gaba daya, crustaceans Burrow a cikin ƙasa.

Gammarus - a crustacean wanda wa'adinsa na rayuwa kewaye da shekara. Bugu da kari, sun amsa quite m zuwa ruwa gurbatawa, mutuwa da kasa oxygen.

abinci

Crustacean ci Rotting ragowar auku ganye da matattu ruwa shuke-shuke. Ciyar da yafi kayan abinci gammarus ba ki da kuma ragowar kifi ko dabbobi, matattu a cikin ruwa. Wani lokaci crabs ci su karami "yan'uwa".

bayyanar

Live, a cikin kamar yadda bushe gammarus yana da wani arcuate jiki rufe harsashi. Chitin maida hankali ne akan 14 segments. A kai ne located idanu da kuma nau'i-nau'i biyu na antennae, wanda da taimako zuwa ga search for abinci, domin lalle ne su tactile gabobin. Duk da yake tuki crustacean motsa a kaikaice. Ya taimaka kansa 18 ƙafafunsa. Shi ne saboda Hanyar motsi crustacean yana da wani sunan - amphipod.

A cikin thoracic kafafu ne crustacean gills. Ciki da kuma mayar da kafafu suna sanye take da bristles domin yin iyo da tuƙi. Bugu da kari, da raya taimaka da crustacean Jump, da kuma na ciki - rike abinci. A Hind kafafu suna kullum motsi, samar da wani kwarara ruwa zuwa gills. Mãtan ma da brood 'yar jakar domin qwai located a kan kirji.

haifuwa

Gammarus ga kunkuru, kazalika da wani, shi ne kullum a bukatar abinci mai gina jiki, saboda ci gaba da karuwa. A kai a kai akwai wani canji chitin harsashi, wanda aka azumi ya zama mai girma jiki a hankali. Aƙalla kowane mako, a lokacin rani da kuma kowane 16-17 kwana a cikin hunturu Molina faruwa.

Jima'i balagagge crustaceans suna da sau daya kuranye chitin murfin sau 10. Su iya samar da zuriya sau da yawa a shekara - ya dogara a kan ruwa zazzabi: dumi kandami abin da yake faruwa yafi akai-akai fiye da a cikin sanyi.

A lokacin spawning, namiji clings zuwa mace harsashi. Grappled, za su iya iyo har zuwa mako guda, jiran daidai lokacin da mace za ta fara Fade. Da zarar wannan ya auku, namiji taimaka kammala tsari, sa'an nan kuma Yanã shigar da iri da ganuwar da jakar domin qwai, yin amfani da ciki kafafu. Wannan tsari daukan kawai 'yan seconds, bayan wanda shi ne disengaged. The mace kayansa mãsu game da 30 qwai a wajen manyan brood 'yar jakar.

A tasowa tayin 2-3 makonni, bayan da jakar fitar da kafa cikakken crustaceans.

sinadirai Properties

Hay gammarus - mai muhimmanci da tushen abinci ga kifi daban-daban jinsunan. Ana amfani da duka biyu a kan kifi factory, kuma da ciyar da akwatin kifaye kifi da halittar dabba mai kafafuwa. Gammarus da kuma amfani da wani asali abinci, da kuma matsayin tsarkakewa narkewa kamar tsarin.

Babban amfani da Gammarus - High sinadirai masu darajar da wani gagarumin abun ciki na carotene. Lura cewa live crustacean iya jure wasu parasites cewa zai iya zama cutarwa ga kifi kiwon lafiya. Shi ya sa ya kamata ka yi amfani da daskararre, bushe ko ozonated abinci.

wucin gadi kiwo

Ciyar da kifi zuwa kifi factory, kazalika da samar da abinci akwatin kifaye mazaunan, bai isa ya kama da crustaceans a cikin daban-daban na gudãna. Wajibi ne a kafa wani wanda bai yankẽwa samar da irin wannan abinci. A saboda wannan dalili akwai musamman gonaki da hannu a cikin wadata da abinci ga daban-daban na akwatin kifaye kifi da halittar dabba mai kafafuwa.

Don crustaceans ya zama m Feel, tono dogon ramuka game da 30 cm na fadi da zurfin. Ciki, yin kananan alkuki. A nama da ake amfani da matsayin abinci sharar gida. Ka tuna cewa nama ya zama sabo ne, a cikin wani hali, ba Rotting. A sakamakon tafkunan kwana crustaceans, baya kama a cikin halitta ruwaye. Tun copepods ninka sosai hanzari, ruwa a wani fairly kankanen lokaci ya cika na gina jiki gammarus. Kifi abinci aka zaba sosai a hankali, kamawa kawai kifi na wani size. Tare da wannan dabarar, za ka iya ciyar da kifi crustaceans da size da cewa shi ne mafi dace. Alal misali, matasa kifi iya kawai ci kananan amphipods yayin da manya su ne mafi girma.

Lokacin da ciyar da akwatin kifaye kifi crustacean bushe abinci size ba kome, domin shi ne mai sauqi ka kara. Duk da haka, daga cikin brood tashoshi yafi cire manyan manya to dabbobi an kullum canja, ya kuma kasance iya kai a kai samun sabo abinci na gina jiki ga kifi da kunkuru.

Lokacin yanã gudãna daga data kasance tashoshi digging sabon albarkatu, wanda daukawa matasa Gammarus da kuma aiwatar farawa daga farkon.