Gano wobbegong - shark shark

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Wobbegong da aka hango (Orectolobus maculatus) na masu kifin kifin ne, sunansa na biyu shi ne tekun Australiya.

Yada wobbegong mai tabo.

Ana samun wobbegong wanda aka hango a cikin ruwan gabar ruwa na kudu da kudu maso gabashin kasar Australia, a yankin Fremantle na Western Australia, kusa da tsibirin Moreton a Kudancin Queensland. Wataƙila an rarraba wannan nau'in a cikin ruwan Japan da Tekun Kudancin China.

Gano Wobbegong mazauninsu.

Tabbatattun wobbegongs ba benthic sharks bane kuma ana samun su a cikin yanayin ruwan daga jere zuwa yankuna masu zafi. Babban wurin su shine yankuna masu gabar teku kusa da shiryayyun nahiyoyi, daga yankin tsaka-tsakin zuwa zurfin mita 110. Suna zaune cikin murjani da duwatsu masu tsayi, tsattsauran ra'ayi, raƙuman ruwan teku, bakin teku da yankuna na ƙasa mai yashi. Wobbegongs da aka hango sune galibi babu dare, ana samun su a cikin kogwanni, ƙarƙashin ƙasan dutsen da murjani, da kuma cikin haɗarin jirgin ruwa Ana samun samarin kifin kifin shark a cikin ɗakunan karatu tare da algae, inda galibi ruwan ba ya zurfin isa ya rufe jikin kifin gaba ɗaya.

Alamomin waje na tabo wobbegong.

Hannayen wobbegongs da aka hango suna da tsayi daga santimita 150 zuwa 180. Mafi girma, wanda aka kama a cikin kifin ya kai tsawon cm 360. Sababbin jarirai suna da tsayin cm 21. Wobbegongs masu hangen nesa suna cikin abin da ake kira sharks sharket saboda yanayin wulakancinsu. Launin wobbegongs mai tabo yana dacewa da launi na yanayin da suke rayuwa.

Yawancin lokaci suna rawaya rawaya ko launin ruwan kasa-launi mai launi tare da manyan wurare masu duhu ƙasa da tsakiyar layin jiki. Farin launuka masu launin "o" sau da yawa suna rufe dukkan bayan kifin shark. Baya ga tsarin launuka daban-daban, wobbegongs masu tabo ana samun sauƙin ganewa ta kawancensu mai dauke da ƙyallen fata shida zuwa goma a ƙasa da gaban idanuwa.

Akwai dogon eriya na hanci kusa da bakin budewa da kuma gefunan kai. Antennae wasu lokuta suna reshe.

Layin bakin yana gaban idanuwa kuma yana da layuka biyu na haƙora a cikin saman muƙamuƙi kuma layuka uku a cikin ƙananan muƙamuƙin. Wobbegongs waɗanda aka hango suna da manyan waƙoƙi kuma ba su da kumbura ko cutarwa a bayansu. Fuskokin dorsal suna da taushi kuma na farkonsu yana a matakin ƙashin ƙugu na farjin finafinai. Fitsarin ciki da na ƙugu suna da girma da faɗi. Finarshen wutsiya ya fi sauran gajere kaɗan sosai.

Sake haifuwa da tabo wobbegong.

Ba a san komai game da lokacin kiwo na wobbegongs masu tabo, amma, a cikin bauta, kiwo yana farawa a watan Yuli. A lokacin kiwo, mata na jan hankalin maza da pheromones da aka saki cikin ruwa. Yayin saduwa, namiji ya ciji mace a yankin reshe.

A cikin bauta, maza koyaushe suna gasa don mace, amma ba a sani ba ko irin waɗannan alaƙar suna ci gaba a cikin yanayi.

Wobbegongs masu ruwa da ruwa suna cikin kifi mai ƙoshin lafiya, ƙwai suna haɓaka a cikin jikin uwa ba tare da ƙarin abinci mai gina jiki ba, suna da wadatar gwaiduwa kawai. Soyayyen yana bunkasa a cikin mace kuma galibi yana cin ƙwai ne da ba a shuka ba. Yawancin lokaci manyan yara suna bayyana a cikin brood, lambar su a matsakaita 20, amma an san al'amuran 37 soya. Matasan kifayen sharks suna barin mahaifiyarsu kusan nan da nan bayan haihuwarsu, galibi don kar su cinye ta.

Hannun Wobbegong.

Wobbegongs da aka hango sune kifayen da basa aiki idan aka kwatanta su da sauran nau'in kifin shark. Sau da yawa suna rataye kwata-kwata basa motsi a saman tekun, ba tare da nuna masaniya irin ta farauta ba, na dogon lokaci. Kifi ya huta mafi yawan yini. Launinsu na kariya yana basu damar kasancewa marasa ganuwa. Wobbegongs masu tabo koyaushe suna komawa yanki ɗaya, sune kifaye ɗaya, amma wani lokacin sukan kafa ƙananan ƙungiyoyi.

Suna ciyarwa galibi da dare suna iyo kusa da ƙasan, tare da wannan ɗabi'ar suna kama da duk sauran kifayen. Wasu wobbegongs suna neman su shigo cikin ganima, basu da takamaiman yankin ciyarwa.

Cin wobbegong mai tabo.

Wobbegongs waɗanda aka hango, kamar yawancin kifayen kifayen kifi, masu farauta ne kuma ana ciyar dasu galibi a cikin ƙananan invertebrates. Lobsters, kaguwa, dorinar ruwa, da kifi mai ƙwari sun zama abincinsu. Hakanan zasu iya farautar wasu, ƙananan sharks, gami da yara kanana na jinsunan su.

Wobbegongs masu tabo galibi suna tsammanin farautar da ba za a iya tsammani ba wanda zai iya cinye fuka-fukan su.

Suna da gajeren baki mai faɗi da kuma manyan makogwaro waɗanda suke da alama suna shan abincinsu tare da ruwa.

Wobbegongs da aka hango suna haskaka muƙamuƙin a gaba yayin faɗaɗa baki lokaci ɗaya kuma suna haifar da ƙarfin tsotsa. Wannan ƙarin fitowar da ƙara ƙarfin tsotsa ana haɗe shi da hammata mai ƙarfi da layuka masu yawa na faɗaɗa haƙori a babba da ƙananan muƙamuƙi. Irin waɗannan na'urori suna haifar da tarkon mutuwa don ganima.

Ma'ana ga mutum.

Wobbegongs waɗanda aka hango suna da ƙaramin rabo daga kamun kifi kuma galibi ana kama su da tarko.

Ana ɗaukar su a matsayin ɓarna a cikin kamun kifin lobster na teku kuma saboda haka ana jan su zuwa tarko don amfani da su azaman koto.

Kwancen da aka yi daga naman kifin na shark suna da mashahuri musamman, don haka zaman lafiyar jama'ar wannan nau'in na cikin barazana. Har ila yau, ana daraja fata mai tauri mai ɗorewa sosai, daga abin da ake yin abubuwan tunawa tare da kayan ado na musamman. Wobbegongs da aka hango su ne sharks masu natsuwa waɗanda ke jan hankalin masu sha'awar nutsuwa kuma saboda haka suna ba da gudummawa ga haɓakar ecotourism. Amma suna iya zama masu haɗari da tashin hankali lokacin da aka kawo musu hari kuma suna da ikon haifar da mummunan lahani ga masu kutse.

Matsayin kiyayewa na wobbegong mai tabo.

Dangane da Hukumar Tsira kan jinsin IUCN, tabobong mai tabo yana cikin hatsari. Amma ba shi da kimantawa na ƙa'idodin jeri a matsayin nau'in haɗari. Yarjejeniyar kan Cinikin Kasa da Kasa a cikin Hatsarin Dabbobin Daida da Dabbobin Da ke Cikin Haɗari (CITES) ita ma ba ta ba da wani matsayi na musamman ga wobbegong mai tabo ba. Galibi ana kama su a cikin raga kamar yadda ake kamawa, kuma suna da ƙarancin kamun kifi a kudanci da yammacin masun bakin teku a Ostiraliya. Koyaya, akwai raguwar lambobi masu yawa na wannan nau'in a cikin New South Wales, wanda ke nuna raunin wobbegongs ga kamun kifi. Da alama kamun kifi na walwala kamar ba shi da haɗari ga sharks ba, tunda ƙananan kifi ne kawai aka kama.

Wobbegongs masu hango sau da yawa suna lalacewa a cikin mazaunin bakinsu na yankin bakin teku. A halin yanzu babu takamaiman matakan kiyayewa na wannan nau'in kifin na shark a Ostiraliya. Ana samun wasu wobbegongs da aka gani a wurare da yawa na kariya daga ruwa a cikin New South Wales, gami da Julian Rocky Water Sanctuary, Tsibirin Tsibirin Tsibirin Tsibiri, Halifax, Jervis Bay Marine Park.

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Kalli bidiyon: The Tasselled Wobbegong Shark Lures in Prey for Ambush (Oktoba 2024).