Malek kifi: mataki na ci gaba

Kifi toya - asali dasa kayan for kandami al'adu. Da taimakon shi, shi ne zaryblivanie duk ruwa gawarwakin - biyu na halitta da kuma wucin gadi.

spawning

Spawning - m lokaci a kifaye. A wannan wuri ne ko da yaushe m, ji m ruwa bangaye. Spawning kullum da dama a kan faɗuwar rana. Ba sai an fada a kan dukan dare, grabbing safe. Gaba daya Spawning iya wuce 10-12 hours.

Daga cikin mace mutane kandami irin kifi, kifi ne sosai m. Kwai nauyi ne rabin nauyin mafi mace. Caviar ne hasken kore. The adadin iya bambanta daga 342.000 ga 621.000 raka'a. Har da shekaru jima'i tsira kaɗan. A lake da kogin kifi, kazalika da, a cikin tẽku, akwai da yawa daga makiya, wanda ba su ƙi ci caviar. Malek kifi - babban wasan kowane predator.

kiwon kifi

Zaryblivanie toya yana hudu manufofin:

• kasuwanci.
• wasanni na.
• halitta.
• ado.

Kiwo kifi a cikin kandami, da kuma bayan ta kama, kuma sayarwa - wani sosai garabasa da uncomplicated al'amarin. Wannan masunci san yadda za a bi soya, da yadda za a girma, da yadda za a ciyar da sauransu. A sakamakon haka, girma babban kifi, ya sayar da sau goma fiye da farashin soya. A saboda wannan dalili, ya dace, da kuma kogin da kuma teku kifi. Irin kifi toya, misali, asali masu na wucin gadi kududdufai, haka hidima da manufar wasanni. Bayan duk, abin da masunci ba ya son a kama wani babban kama? Sport kama kifi ko farauta - sana'a ga real maza da real masunta ne. Wannan biki ya dace ga liking na kowa da kowa.

Kifi manoman bi wata halitta manufa. Ta yana cin haddi algae, ya hallaka yara na sauran nau'in kifi dawo tafki. Kuma, ba shakka, shi ne dalili na ado masu manyan kamfanoni masu zaman gidajen da za su iya karamin kandami, kõ kuwa waɗanda suke sun yanke shawarar saka wani akwatin kifaye a cikin Apartment.

Kada ka manta cewa ko da yake yana da tsutsa, kifi toya - a voracious kuma agile. Saboda haka, da zarar raya soya da yara da kuma m herbivores, za a iya hana daya daga cikin jinsunan. Kwai size dabam daga 1.25 zuwa 1.5 mm. A ƙaramin da mace, da qwai ne karami a mazan mutane ne manyan. Wannan yana da kyau sakamako a kan ci gaba da kuma jimiri na nan gaba na kifi da cewa zai zama manyan da kuma resistant zuwa m muhalli da yanayi.

toya

A mataki Hatching soya kifi yana da wani size of daga 3 zuwa 6 mm. A farko 2 kwanaki kadan kifi na da yawa jinsunan zauna a ƙasa, hašawa zuwa cikin ruwa da ciyayi m gland, wutsiya saukar. Power ne saboda gwaiduwa kumfa. Shi ne kawai a rana ta uku na kifi toya motsa to gauraye ciyar. A wannan lokaci shi Ciyarwar a zooplankton da zoobenthos. Da zarar ruwan ne da tsanani, toya gaba daya auku a kan makiyaya. Su tara na gina jiki ga mai zuwa sanyi weather. Toya bayan wani dogon da sanyi hunturu, kuma ba tare da sinadarin gina jiki reserves, ba za su tsira.

yearlings

Fingerlings kifi kira toya daya shekara da shekaru. By karshen wannan lokaci, ya weighs 20-30 grams. A muhimmanci rinjayar da girma da toya abinci, oxygen taro da ruwa zazzabi. A zaran feed fingerlings bad samun tsawo da nauyi. Haka ya shafi yawan zafin jiki. Duka a low kuma a high zazzabi toya daina ciyar.

Ta yaya kifi a cikin hunturu? Irin kifi toya, misali, da sanyi tilasta sauka ga duhun rĩjiya tasha da kuma ci. Wannan na faruwa a zazzabi na +7 zuwa -8 digiri. Daga bisani, a lokacin da zafin jiki ne ko da ƙananan, yearlings hibernate.

A wannan jiha, da wani yunkuri da aka rage girmanta. Toya ci ba, kuma da wuya numfashi. Idan a lokacin rani a high zazzabi ruwa kifi sa game da 60 breaths da minti daya, a cikin hunturu - kawai 4-5 breaths. Bayan wintering soya kifi kira yearlings riga, da kuma} arshen shekara - biyu-shekara. Bayan tsira wani hunturu kakar, shi ya zama mai shekaru uku da shirin.