Stickleback - uku-spined kifi (photo)

Rivers, da tabkuna da kuma tẽkuna aka sanaki dubban daban-daban na halittu, ciki har da kifi. Mutane da yawa sun ji na stickleback. Wannan kankanin kifi, da ciwon sosai nagari ci, shi ne iya fassara a cikin dukkan sauran iri ruwa a jikinsu. Yana ci up babbar yawa qwai da kuma ko soya. Wannan ne mai matukar ban sha'awa halittun da wani sabon abu bayyanar da hali.

Wane irin kifi - stickleback?

Sunan haɗa kan bangaskiya karkashin wani dukan iyali da ray-finned kifi. Yana hada biyar danginsu da kuma game da takwas jinsunan. All wakilan da zangarniya, wanda aka located a gaban dorsal filafilin kifi. Ma'aunan wadannan kifaye ne gaba daya fakowa ba. Pelvic fins ba a duk kuma za a iya wakilta daya ƙaya da daya ko biyu da taushi haskoki. A hali na hatsari ko predator hari stickleback rastopyrivat duk da kaifi ƙaya, kuma suka soki shi.

Kifi son wuri tare da m rafi, a cike da laka bottoms da kuma bankuna, overgrown tare da ciyawa. Amma, duk iri ci gaba da motsi da manya manyan garkuna. Shi ne wani lokacin wuya a kama kifi, domin a motsawarsa dukan garke rushes a abu buga da ruwa.

habitats

Stickleback - kifi saba daban-daban habitats. Suna iya zama marine, ruwan zartsi, kuma ruwa tare. Saboda haka, a kananan stickleback zaune a cikin ruwan zartsi yankunan da Azov, Caspian da kuma Black Tekuna, da ƙananan kai na da Dnieper da sauran kõguna sunã gudãna daga cikin su. Uku-spined da tara-jinsin da ake samu a kusan dukkan kasashen Turai. A Rasha, shi za a iya gani a cikin kõguna sunã gudãna a cikin Black kuma Baltic Sea, kazalika a cikin tabkuna na Leningrad yankin. Sea stickleback - jihar bakin teku kifi. An samu a Yammacin Turai a kan m gaba na Biscay da Gulf of Finland, a arewacin Norway da kuma a cikin Baltic Sea.

haifuwa

Stickleback spawn a farkon spring (Afrilu-May), kuma a wannan lokacin ta zanen zama mafi Tsayayyar launukansa. Spawning yana ga watan da tara-a - kafin karshen watan Yuli. Wannan shi ne wani fairly salon kifi. Stickleback gina gida a kan kasa, aka tsunduma a cikin wannan namiji. Da farko, ya na jan daga a rami, daukana up yashi cikin bakinsa, kuma a hankali danganta shi zuwa daya gefen. Next, kawo daban-daban guda na ciyawa da kuma algae, kuma tare da taimakon da gamsai secreted by jiki tarnaƙi, glues kome a cikin wani m ball, wanda ya karya ta cikin rami. A ƙãre form a uku-spined stickleback gida kusan binne shi a cikin laka (ga photo), da kuma a Pungitius - ne a haɗe zuwa da shuke-shuke, wanda blends a launi. The girma na irin wannan mazauni da wani talakawan mutum dunkulallen hannu.

A cikin gida da mace kiran namiji, inda ta kayansa mãsu qwai (100-120 inji mai kwakwalwa.), Kuma a sa'an nan abokin shi "Kicks". Bayan hadi, ya tsare gida, kuma sa'an nan a soya for 10-14 kwanaki. Stickleback - kifi zũriyarsu ne kullum a karkashin barazana daga nasu iyaye. Da farko mace a iya ci qwai, sa'an nan namiji bayan kariya iya hadiye da dama soya. Abin lura shi ne cewa a lokacin da spawning da esophagus shi ke tsiro.

Uku-spined stickleback kifi

Yana samu da sunan da saboda da spines located a baya, duk uku daga cikinsu (wannan yana gani a hoto). Ƙaya ne na daban-daban masu girma dabam. A tarnaƙi na jiki ana shirya kashi faranti (24-30 guda), su ne, a gaskiya, ya maye gurbin da Sikeli. Su kuma za a iya gani a baya, inda suke located da caudal filafilin kifi na wuyansa. Adult kifi size ne 5-6 cm a tsawon. Tarnaƙi, kuma ciki ne azurfa launi da kuma mayar da greenish-kasa-kasa. Gano biyu jinsunan kifaye: ruwa tare da anadromous. Mafi yawa daga cikin mutane na farko da irin aka kashe bayan spawning.

Duk da kananan size, stickleback - musamman voracious kifi. A tafkunan, inda ta na zaune, zai iya zama da wuya ta soke wani irin. Rage cin abinci a stickleback quite bambancin - daga phytoplankton zuwa zooplankton da benthic (crustaceans, larvae da tsutsotsi). Bugu da kari, kifi ci m kwari, larvae, qwai, kuma ko da soya da sauran karkashin ruwa mazaunan. Kamar yadda aka ambata riga, da ba shakka zai iya ko da tafi nasu zuriyarsa.

tattalin arziki muhimmanci

Tun da farko wannan kadan farauta kifi a cikin Baltic, White kuma Azov Tekuna, kazalika a Kamchatka. Daga wannan an samu kifi mai da gari fodder quality. Bugu da ƙari kuma, sticklebacks aka yi amfani a matsayin abincin dabbobi, kazalika da taki ga filayen. A blockaded carotenoid arziki kifi mai amfani a asibitoci domin lura da raunuka da kuma lura da konewa.

A halin yanzu stickleback - kifi wanda darajar tattalin arziki ne sosai kananan. Ta ci kome da kome, game da shi, da ciwon mummunan tasiri a kan zuriya daga m kasuwanci jinsunan.

Kananan kudancin stickleback

Saltwater ko ruwa tare jinsunan kai benthic 6 cm a tsawon. Wannan kifi an yadu rarraba a Asiya, Turai, shi ne wani ya zama ruwan dare yawan jama'a a kasar Girka - Pool Haliacmon da Vardar koguna. Rike sticklebacks ne kullum oblong form a yankunan arziki ciyayi. A jikin kifi ne babban da kuma matsa a tarnaƙi. Launi - launin ruwan kasa-kore, da kuma ciki - silvery, wani lokaci tare da wani yellowish tinge. Warwatse a kan jikin ratsi da spots, samar da alama na wani marmara juna.

tara-spined stickleback

View ne ba yawa ya fi girma fiye da na baya (tsawon - jikin 5-7 cm). Ko da abin da size of adult kifi stickleback, kasuwanci da tattalin arziki muhimmanci shi yana. Wannan nau'in ya mai mĩƙe a tarnaƙi kuma elongated jiki da kuma manyan idanu (a cikin photo). A baya iya samun wani launin toka-kore launi har da launin ruwan kasa launi, ciki - haske azurfa. Launi canje-canje a cikin maza a lokacin spawning kakar. Belly da sãshinansu da bãyayyakinsu ne baki, da ƙayayuwa - fari. Yana da wani migratory jinsunan, kowa a cikin Atlantic, Arctic da kuma Pacific teku, da Great Lakes Basin.

Idan muka magana game da abin da yake ji tsoro na stickleback kifi, yana da daraja ambata ruwa tare (perch, Pike, perch, catfish, bano, Chub) da kuma marine (herring, sprat, gobies, da sauransu. D.) da yara. Har ila yau, suna iya ci macizai, fadama kunkuru, kwaɗi, tsuntsaye masu cin nama da kuma wasu dabbobi masu shayarwa. Duk abin dogara a kan mazauninsu.

tẽku stickleback

Na biyu sunan - pyatnadtsatiiglaya. An halin gaban a baya na 14 zuwa 16 kananan spines. A jikin kifi yana da wani siririn, dogara sanda-dimbin yawa, tare da wani bakin ciki da kuma dogon caudal peduncle. A baya ne daban-daban greenish-kasa-kasa da launi, da kuma bangarorin - zinariya. Ban sha'awa shi ne da launi na maza a lokacin spawning kakar - sun jũya blue. kai adult size har zuwa 20 cm a tsawon. The hali na raba - ba tara a garkunan tumaki da bambanci zuwa wasu nau'in.

Rafin stickleback

Rarraba a kananan koguna da tabkuna na Amurka arewa. Kafin dorsal filafilin kifi yana daga 4 zuwa 6 (yawanci 5) spikes. A tsawon ke tsiro zuwa 6 cm. Wannan shi ne quite aiki da kuma m nau'in. The maza a cikin ma'abota kakar canza talakawa launi zuwa haske ja. In ba haka ba halaye da dabi'u da halayyar Hanyar da zurriyarsu akwai guda a matsayin cewa daga cikin uku-spined sticklebacks.

Kabarin stickleback

Complete sassaka located in Kronstadt. Abin tunawa ne ya taso a shekarar 2005. Kananan tunawa buga zuwa karfe kalaman da uku kananan kifi a haɗe zuwa gare su. Next zuwa na plaque za ka iya ganin Lines na waka "kawancen stickleback" poetess M. Aminova.

Saboda haka, tambayar ko akwai irin wannan kifi - stickleback, kowane mazaunin Bitrus zai amsa a cikin m. Watakila ko da ba mai kyau girke-girke na shirye-shiryen. Kadan kifi a wani mummunan kawancen ya ajiye yawa dubban rayuka.