Crayfish abinci mai gina jiki: abin da crayfish ake amfani da su ci a yanayi da kuma abin da ake ciyar da su a bauta

A cikin ƙasashe da yawa (ciki har da Rasha), ana ɗaukar naman crayfish a matsayin abinci mai daɗi. Mutane suna jin daɗin cin wannan abincin. Amma akwai irin wannan nau'in mutanen da suke la'akari da crayfish ba abinci mai ban sha'awa ba ne. Dalilin wannan "abin kyama" shine ra'ayin ƙarya na uXNUMXbuXNUMXbthe abinci mai gina jiki na wannan arthropod.

Wasu sun gaskata cewa waɗannan dabbobin suna cin rot da gawa. Amma wannan sam ba gaskiya ba ne. A cikin wannan labarin za mu yi magana game da abin da waɗannan arthropods ke ci.

Wace irin dabba ce?

Kafin yin magana game da abin da crayfish ke ci, yana da daraja sanin waɗannan arthropod mazaunan ruwa. Wadannan dabbobi na cikin crustaceans invertebrate. Akwai nau'o'i da yawa, don suna kawai kaɗan daga cikin mafi yawan:

• Bature;
• Gabas mai nisa;
• Cuban;
• Florida;
• marmara;
• pygmy Mexican, da dai sauransu.

Ciwon daji suna yaduwa a duk nahiyoyi. Wurin zama koguna, tafkuna, tafkuna da sauran jikunan ruwa. Bugu da ƙari, nau'o'in nau'i da yawa suna iya rayuwa a wuri ɗaya lokaci guda.

A waje, ciwon daji yana da ban sha'awa sosai. Yana da sassa biyu: cephalothorax da ciki. A kai akwai nau'i-nau'i biyu na eriya da idanu masu hade. Kuma ƙirjin yana da gaɓoɓi guda takwas, biyu daga cikinsu faratso ne. A cikin yanayi, zaku iya samun ciwon daji na mafi bambancin launuka daga launin ruwan kasa da kore zuwa bluish-blue da ja. A lokacin dafa abinci, duk pigments sun rushe, ja kawai ya rage.

Ana ɗaukar naman daji a matsayin abinci mai daɗi don dalili. Baya ga kyakkyawan dandano, kusan babu mai, saboda haka yana da ƙarancin kalori. Bugu da kari, nama ya ƙunshi abubuwa masu amfani da yawa. Akwai calcium, da aidin, da bitamin E, da kusan dukkanin bitamin daga rukunin B.

Me yake ci?

Sabanin sanannen akidar cewa kifin crayfish yana cin ruɓe, suna da yawa zabi a cikin abinci. To me kaguwa ke ci? Idan roba roba da sinadaran Additives suna nan a cikin abinci, to wannan arthropod ba zai taba shi. Gabaɗaya, waɗannan mazaunan tafkunan suna da hankali sosai ga tsabtar muhalli. A cikin birane da yawa, suna "bauta" a wuraren amfani da ruwa. Ruwan da ke shiga su ya ratsa ta cikin aquariums tare da crayfish. Na'urori masu auna firikwensin da yawa suna lura da halayensu. Idan ruwan ya ƙunshi abubuwa masu cutarwa, to, arthropods zai sanar da ku nan da nan game da shi.

Crustaceans da kansu su ne omnivores. Abincinsu ya ƙunshi abinci na dabba da kayan lambu duka. Amma nau'in abinci na biyu shine ya fi yawa.

Da farko, zai ci algae da aka kama, ciyawa a bakin teku da ganyayen da suka fadi. Idan ba a samu wannan abincin ba, to za a yi amfani da lilies na ruwa iri-iri, horsetail, sedge. Yawancin masunta sun lura cewa arthropods suna cin nettle da jin daɗi.

Amma ciwon daji ba zai wuce ta abinci na dabba ba. Zai ci larvae kwari da manya, da mollusks, tsutsotsi da tadpoles da farin ciki. Da wuya, ciwon daji yana sarrafa kama ƙananan kifi.

Idan muka yi magana game da ragowar dabbobin da suka lalace, to ana ɗaukar wannan ma'auni mai mahimmanci. Ciwon daji yana motsawa a hankali kuma ba koyaushe zai yiwu a kama "sabobin nama" ba. Amma a lokaci guda, dabba na iya ci ba kawai abincin dabba ba. Idan matattun kifi ya daɗe yana ruɓe, to, arthropod zai wuce kawai.

Amma duk da haka Abincin shuka shine tushen abinci. Duk nau'ikan algae, tsire-tsire na ruwa da na ruwa, sun kai kashi 90% na abinci. Komai da wuya a ci idan kun sami damar kama shi.

Wadannan dabbobin suna ciyar da abinci kawai a cikin lokacin dumi. Tare da farkon hunturu, suna da tilasta yajin yunwa. Amma ko da lokacin rani dabbar ba ta ci sau da yawa. Misali, namiji yana cin abinci sau daya ko sau biyu a rana. Kuma mace tana cin abinci sau ɗaya kawai a kowane kwana biyu ko uku.

Menene suke ciyar da crayfish lokacin da suke kiwo cikin bauta?

A yau, sau da yawa ana shuka kifin ta hanyar wucin gadi. Don yin wannan, ana ƙirƙirar gonaki a kan tafkuna, ƙananan tafkuna ko amfani da kwantena na ƙarfe. Tun da babban burin irin wannan kasuwancin shine samun babban taro, suna ciyar da arthropods tare da abinci dauke da makamashi mai yawa. Yana zuwa ciyarwa:

• nama (danye, Boiled da kowane nau'i);
• burodi;
• hatsi daga hatsi;
• kayan lambu;
• ganye (musamman crayfish love nettles).

Haka kuma, a rika ba da abinci sosai har a ci shi ba tare da saura ba. In ba haka ba, zai fara rube kuma arthropods za su mutu kawai. A matsayinka na mai mulki, yawan abincin ya kamata ya zama fiye da kashi 2-3 na nauyin dabba.

Kwanan nan, da yawa sun fara ajiye waɗannan dabbobi a cikin gida, a cikin akwatin kifaye. A wannan batun, tambaya ta taso: menene za a ciyar? Idan akwai kantin sayar da dabbobi a cikin birni, to zaku iya siyan abinci a can. A cikin gauraye na musamman don arthropods akwai duk bitamin da ma'adanai da ake bukata don lafiyarsu.

To, idan samun abinci ke da wuya, ko kuma ya kare, to za a iya ciyar da shi da guntun kaza ko nama, algae, tsutsotsin ƙasa da duk iri ɗaya. Tun da crayfish yana da matukar damuwa ga tsabtar muhalli, wajibi ne a tabbatar da cewa ba a bar ragowar abinci a cikin akwatin kifaye ba fiye da kwanaki biyu.