Daya daga cikin kifayen kifin da aka sani da suna daya daga cikin tsoffin jinsunan da ke duniya shi ne eel shark. Bayan lokaci an kira shi burbushi mai rai. Wannan saboda wannan dabbar ta rayu tun zamanin da har zuwa yau. Koyaya, kodayake wannan na iya zama mafi dacewa ga sauran nau'ikan, wannan da wuya ya sami wani juyin halitta a duk tsawon wannan lokacin.
Saboda haka, zamu sadaukar da wannan labarin ga eel shark. Idan kanaso ka san ilmin ta, hanyar rayuwar ta, abincin ta da kuma haihuwar ta, to wannan itace posting din ka 🙂
Babban fasali
A yadda aka saba, dukkan nau'ikan halittu suna fuskantar sauyin yanayi a tsawon lokaci kuma suna canzawa. Yanayin muhalli da ma'amala tare da wasu mutane a cikin mahalli da yanayin halittar su ba iri ɗaya bane. Sabili da haka, jinsin sukan bunkasa cikin kwayoyin halittar su wasu dabarun da zasu taimaka masu dan su rayu a wadannan mahalli kuma zama mafi nasara a duka rayuwa da haifuwa.
Koyaya, da eel shark ba a taɓa yin wani gyare-gyare ba tun zamanin da. Har yanzu dabba ce mai kusan halaye iri ɗaya kamar lokacin da ta samo asali. Wannan ya sa ake kiran sa burbushin mai rai kasancewar shi nau'in dabba ne wanda ke da halaye na tarihi.. Kodayake dabba sanannen sananne ne ga mutane kusan ko'ina a duniya, amma ba a san cikakken bayani game da shi ba.
An san shi ta hanyoyi da yawa don kasancewa irin wannan sanannen nau'in. Sunan eel shark ya fito ne daga sifar da take da kama da macijin ruwa. Na dangin Chlamydoselachidae ne kuma yana da wasu sunaye gama gari kamar ruff shark. A zamanin yau, Za mu iya ganin ta a cikin jerin dabbobin da barazanar ta haɗu da Unionungiyar forasashen Duniya don Kula da Yanayi (IUCN). Dalilin da yasa suke gab da yin barazanar shine saboda bazata farautar su ba a cikin zurfin tare da tarkace da wasu dabarun girbi.
Lokacin da suka iso daga zurfin zuwa saman sai suka iso matattu, tunda ba zasu iya jure canje-canje kwatsam cikin matsi ba. Wani mahimmin abin da kusan ake yi musu barazana shi ne jinkirin haifuwa da suke da shi. Idan muka ƙara cewa suna buƙatar shekaru masu yawa don haifuwa da haɓaka yawan mutanen da suke kama su da bazata, al'ada ne cewa yawan mutane daga jinsin yana da ƙasa da ƙasa.
Descripción
Jikin eel shark yayi siriri sosai idan aka kwatanta shi da sauran kifayen. Jiki ne kwatankwacin na ƙwarji. Yawancin lokaci, suna da matsakaicin tsayi kimanin mita 2. Wannan ba yana nuna cewa dukkan mutane suna da girman wannan ba. An bincika wasu tare da tsayin zuwa mita 4.
Hancin yana cikin tsakiyar tsakiyar gaban kai tare da siffar zagaye. Kodayake bai gama bayyana ba, yana ɗaukar kusan hakora 300 gaba ɗaya. Yana rarraba su a cikin layuka masu juyawa 25, wanda ke nufin cewa da wuya duk wani abin farauta zai iya tserewa daga wannan kifin na shark.
Arfin da yake da shi a cikin muƙamuƙinsa da siffar da yake da shi na taimaka masa haɗiye abin farauta ko da kuwa suna da girma ba tare da matsala ba. Launin shark din ruwan kasa ne mai duhu. Yana da dorsal, pelvic and finins fins ban da 6 gill buɗewa.
Suna ninkaya cikin sauri. Ofaya daga cikin abubuwan sha'awar da ke jan hankalin waɗannan masanan shine cewa, idan sun yi iyo cikin sauri, suna yin hakan da bakinsu a buɗe. Dabbobi ne waɗanda ba za su iya rayuwa a wajen mazauninsu ba ko a cikin bauta, komai irin kulawa da aka ba su.
Mahalli da yanki na rarrabawa
Wadannan dabbobin suna rayuwa cikin zurfin gaske. Tsakanin wannan da gaskiyar cewa ba za a iya riƙe su cikin bauta ba, al'ada ne cewa ba a san abubuwa da yawa game da wannan nau'in ba. Ba za ku iya yin karatu a kansu kawai ba. Yawancin lokaci suna rayuwa a zurfin mita 600, tare da mafi ƙarancin mita 150. Shine mafi kusa dasu da aka gansu samaniya.
Hanya guda daya tilo da za'a kawo su a farfajiyar itace su kasance cikin tsananin neman abinci. Koyaya, suna yin hakan da daddare, tunda basa son a gansu ta kowace hanya.
Yankin rarrabawa yana da faɗi sosai amma tare da halaye mara kyau. Zamu iya samun su a Angola, Chile, New Zealand, Japan, Spain, da kuma tekun Atlantika da Pacific.
Ciyarwa da haifuwar kifin eel
Abincin da wannan kifin kifin yake da shi ya bambanta. Saboda jikinsa yana ba shi damar haɗiye abin da ya farauta, yana iya cin dabbobi iri-iri. A cikin abincin ta yafi hada squid, cephalopods, sauran kifi har ma da kifayen kifi.
Ana ɗaukarsa ɗan ƙwararren maharbi da tsoro. Yana neman farauta da daddare don gujewa gani da kama wasu jinsunan a tsare. Zai iya zama sanye da kyau saboda launin fatarsa kuma yana amfani dashi azaman abun mamaki don afkawa farautar. Wataƙila wannan nasarar a cikin abincin ta da waɗannan halayen ba dole ne ya canza don dacewa da muhalli daban-daban ba. Godiya ga launinsa yana da kamanni, yana iyo cikin sauri kuma yana da layuka hakora da muƙamuƙi wanda zai ba shi damar haɗiye abin da yake farauta. Tare da duk waɗannan halaye, ba ya buƙatar canzawa, don haka har yanzu yana da nau'ikan gargajiya, amma a yau.
Game da haifuwarsa, nau'ikan nau'ikan ovoviviparous ne. A kowane haihuwa akwai tsakanin 5 zuwa 12 matasa. Matasa suna buƙatar lokaci mai tsayi sosai. Dole ne su girma tsakanin shekaru 2 da 3. Wannan shi ne abin da muka yi magana a kansa a baya game da ɗaya daga cikin dalilan da suka sa ake kusan fuskantar barazanar. Tsakanin kamawar bazata, buƙatar lokacin ciki na shekaru 2 zuwa 3 kuma, daga dukkan zuriya, ba dukansu suka zama manya ba, al'ada ne ga yawan jama'a ya zama mai cutarwa.
Da zarar samari sun bar jikin mahaifiya, yawanci suna tsakanin 40 zuwa 60 cm tsayi. Wadanda ke cin zarafin wasu mafarauta ne lokacin da har yanzu basu iya kare kansu ba.
Ina fatan wannan bayanin zai taimaka muku don ƙarin sani game da eel shark.