WASHINGTON, 19 ga watan Yuni. Kowace shekara ana ci gaba da kai hare-hare kan 'yan Adam a cikin duniya. Masana kimiyya sun yanke shawarar yin binciken abubuwan da ke haifar da irin wannan mummunan tashin hankalin. A lokacin lura, an gano cewa Amurka tana jagorantar adadin adadin wadanda suka mutu da wadanda suka ji rauni daga dabbobi.
Masana ilimin halittu sun ce damuwa ta sanya sharks na tonon mutane. Saboda haka, mafarautan suna kiyaye yankinsu. A cikin shekaru 10 da suka gabata, an yi rikodin rikice-rikice 409 na waɗannan dabbobin ruwa a cikin Amurka. Yawancin waɗannan lokuta sun faru ne a Hawaii da Florida, rahoton Svopi portal ya ruwaito.
Wannan yanki ya shahara sosai saboda sharks saboda yawan yawon bude ido. Istswararrun ƙwararru suna lura da ayyukan masu farauta. Ya kamata a lura cewa babu abin da ya canza a halayensu. Wataƙila, yawan yawon bude ido na haifar musu da damuwa, wanda ya ninka har sau uku.
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Me yasa hare-haren shark suke kaiwa mutane?
'Yan Ichthyologists suna ba da dalilai iri-iri waɗanda ke haifar da kifayen Sharks don kaiwa mutane hari. Wani lokaci har ma da m bayani da ake kira. Don haka, ɗaya daga cikin shari'ar farko da ba ta dace da hoto na yau da kullun ba shine jerin jerin hare-hare kan masu yawon shakatawa a gabar Tekun Atlantika na Amurka a cikin 1916.
Bayan Yaƙin Duniya na Farko ya kusa, kuma an ba da shawara cewa sharks na iya rasa abincinsu na yau da kullun: sharar abinci daga tasoshin teku (musamman jiragen ruwa masu wucewa), wanda ya zama ƙarami saboda jiragen ruwa na Jamus.
Fasali na biyu shine cewa yan Shark sun saba da cin matattun jirgin ruwa, wannan shine yasa ake cutar da naman mutane.
Abinda yafi asali shine cewa shekarar “shekara ta shark” tazo, masu kaddara sun yi birgima kamar bera ko zomaye, saboda haka basu da abinci.
Harin da aka yi a New Jersey nan da nan ya tsaya lokacin da mai yiwuwar aikata dukkan laifuka 5 da suka haddasa mutuwar mutane hudu da aka kama.
Wannan ya ba da dalilin da za a ce daga cikin kifayen yankuna akwai nau'ikan masu kisan kai.
Wannan sigar har yanzu tana jin daɗin wasu tallafi. A lokaci guda, an yi imanin cewa munanan hare-hare a kan mutane na iya zama wani nau'in kifin sharri da ba a ɗaure shi da takamaiman yanki da abinci na yau da kullun ba.
Kalli bidiyon - Shark din da aka kaiwa mutane:
Daga cikin dalilai masu yiwuwa wadanda aka ambata don kaiwa harin shark a kan mutane, mafi tabbas shine kasancewar jini a cikin ruwa. Yawancin lokuta an yi rikodin wanda ya kasance sabo ne mai rauni, yanke ko kifin mai dawwama wanda ya zama abin da ke haifar da tsokanar maƙiyin.
Sharks suna da kyakkyawan jin wari, kuma suna motsawa da sauri, nan da nan suka kama ƙaramin ƙananan ƙwayoyin jini da ke narkewa a cikin ruwa.
Mafi muni, yana tare da wannan dalilin cewa mafi yawan lokuta na mummunan hare-hare na sharks suna da alaƙa, wanda yawancin dubun dubata, wani lokacin har ma daruruwan jirgin ruwa da suka fada cikin ruwa, suka zama wadanda abin ya shafa.
Mass shark yana kaiwa mutane hari
Babban hatsarin da aka girbe shi ta hanyar sharks a lokacin Yaƙin Duniya na biyu, lokacin da aka gwabza yaƙi tsakanin sojojin ruwa, ciki har da cikin tekuna masu zafi.
Misali, sakamakon harin gurnani, babban jirgin jigilar Cape San Juan ya gangara kasa, yana dauke da mutane 1429 a lokacin. Lokacin da matuƙan jirgin ruwan da ke jirgin ruwan Edwin Meridit suka isa wurin ceton, tekun duka ya cika da kifin sharks.
Masu fashin jirgin sun isa wurin mutanen da tuni an ɗora su kan kwalekwalen a kan igiyoyi, tsalle-tsalle kan kwale-kwale da kekuna, suna jefa waɗanda abin ya shafa a ruwa. A sakamakon haka, mutane 448 ne kawai suka sami tsira.
Tabbas, ba duk matattun da ke Shark suke cin abinci, wani ya mutu da farko, daga fashewar wutar, ko nutsar da su. Amma, duk da haka, lissafin wadanda abin ya shafa na Shark kai tsaye a wannan yanayin ba ya kasa ɗari da ɗari.
Wataƙila sanannen bala'i a cikin teku da ke tattare da kifayen ya faru ne a lokacin bazara na 1945, lokacin da wani kogin Jafanawa ya sauka a kan jirgin ruwan soja na Amurka da ke Indianapolis.
A cikin wadanda suka tsira bayan hadarin jirgin, kusan 800 suka rage. Koyaya, bayan kwanaki 4 a teku, 316 kawai suka rage.
Bikin sharholiya na jini a cikin kwanakin nan ya ragu cikin tarihin Navy a matsayin mummunan bala'i.
Hakanan, an ambaci mutuwar mutane daga haƙoran haƙora a cikin sauran bala'o'in ruwa. A gefen tekun Afirka ta Kudu, wani jigilar kaya, Nova Scotia, ya sami ƙarshensa.
Masu ceto wadanda suka zo washegari da safe sun tarar da gawawwakin mutane da kafafu masu cizo, wadanda aka rike su a saman teku sakamakon satar bayanan marasa amfani.
Kalli bidiyon - Shark ya kashe dan yawon shakatawa:
Sanadin tsokanar zalunci na kifi
Jinin yana jan hankalin masu farautar ruwa a cikin ruwa mara nisa, kusa da bakin teku. Yawancin nau'in kifayen kifaye suna farautar kifaye a wani zurfin zurfin kusan mil 1-2. Haka kuma, idan ruwan yana da gajimare, to kuwa kifin zai iya rikitar da ƙafafun masar ko masunta da ke tsaye a bel ɗin shi da abin da ya saba.
Kusan kashi 30% na duk abubuwan da bincike ya faru na faruwa ne a cikin mutanen da suke cikin ruwa mara zurfi. An sami asarar rayuka da yawa, kodayake, a gaskiya, a cikin wannan halin akwai ƙarin damar rayuwa fiye da a cikin tekun bude ko ma mita ɗari ko biyu daga bakin tekun.
Dukkanin 5 na sama da aka kai a New Jersey sun faru ne a cikin zurfin zurfin, kuma uku daga cikinsu - a cikin ƙaramin rivulet.
A rairayin bakin teku masu shakatawa da wuraren shakatawa da dama suna yawon shakatawa. Waɗannan su ne mafi munin, manyan fuka-fukai, da ƙarancin yashi masu hatsari, kuma har ma galibin da ake ɗaukar sharudan sharri ne.
Tabbas, wani ɓangaren harin ana kiransa da abin da ake kira "tsokani". Amma, a nan yana da mahimmanci a fahimci cewa kifin shark na iya kaiwa hari, bisa manufa, koyaushe.
Zai yi wuya a faɗi wani abu tabbas. Misali, an san fitowar wani mutum game da cutar dabbar dabbar dodo. Hakan ya faru ne a cikin 2009 a bakin tekun California.
Girman masu girma na wannan nau'in basu wuce mita 1 ba. Koyaya, wannan ɗan ƙaramin ɗan shar ɗin ya fara kai hari kan mai ba da labari.
Kalli bidiyon - Malaki Shark ya kawo hari cikin ruwa:
Kuna iya karanta kullun cewa sharks ba sa son naman ɗan adam, kuma a cikin mafi munin yanayi, za su ciji shi sau ɗaya kuma su tofa shi nan da nan.
Amma, da farko, idan babban farar fata ko raƙuman hancin ya faɗa muku, to, cizon guda ɗaya na iya isa sauƙin muguwar sakamako.
Abu na biyu kuma, a cikin ciki na shark an samo kasusuwan mutane, da sassan sutura, da maɓallai, da takalma. Idan kifin ya fitar da nama, to me yasa yake ƙoƙarin narke takalmin?
Ya kasance kamar yadda yake iya, manyan fararen fata, damisa da kuma sharks sharks sau da yawa suna kaiwa mutane hari. A lokaci guda, maƙarƙashiya an bambanta shi da ƙarancin haƙoran abinci.
Fari yakan yi farautar hatimai kuma yana iya rikitar da mutum (musamman akan katako) tare da pinnipeds.
Lokacin da aka kawo hari, yankan Shark sukan zabi wani takamaiman wanda aka azabtar kuma yana bin sa kawai, ba tare da kula da wasu masu ruwa da ke kusa ba.
A watan Disamba 1992, mutane da yawa daga wani gidan ruwa na cikin gida suna bakin ruwa a California.
Bayan kifin ya afkawa daya daga cikin masu hutu, wani yaro dan shekaru 17, mutanen sun zo nemansa, suna kama wani tsohon kyamarar mota a bakin. Sun fara yawo da wanda aka azabtar a cikin matukin jirgi mafi kusa, suna loda shi akan kyamara kuma suna tallafawa kansa a saman ruwa.
A lokaci guda, yan Shark sun kai hari ga raunuka sau da yawa, amma ba a taba kaiwa wani hari ba.
Abin takaici, duk kokarin masu ceton bai zama banza - matashin ya mutu a kan hanyar zuwa dutsen. Sharan Shark ya bugi manyan raunuka guda huɗu, yana kwance nama daga kwatangwalo da goshinsa.
Kalli bidiyon - Harin kifin shark a kan mutum:
Babban abubuwanda ke haifar da shar da sharri
Gabaɗaya, zamu iya cewa akwai wasu ƙa'idodi, kuma a zahiri daga kowane ɗayan waɗannan ka'idojin akwai togace (galibi suna da yawa).
Mun jera su a takaice.
Sharks suna kaiwa hari idan akwai jini a cikin ruwa. Wannan shi ne mafi tabbaci mulki.
Haka kuma, idan akwai jini mai yawa, to magabatan na iya rasa iko a zahiri su kuma fada cikin wani irin zazzabin kisan kiyashi.
Sharks suna yawan kaiwa hari cikin rashin tsaro, tsoro, yaɗuwa da mutane. Surfers kuma suna cikin hadarin na musamman.
Mafi yawan lokuta, hare-hare suna faruwa ne a cikin ruwa mai laka, cikin ruwa mara zurfi, da sanyin safiya ko da yamma (mutane kima ne ke wanka da dare), a zazzabi na ruwa aƙalla 18 digiri Celsius.
Koyaya, waɗannan sharuddan ba cikakke bane. Misali, shari'ar da aka bayyana a sama a California ta faru ne a watan Disamba, lokacin da ruwan yayi sanyi sosai fiye da yadda aka saba "shark".
Don haka, hanya mafi dacewa don kare kanka daga hare-haren shark a kan mutane ba wai yin iyo a cikin waɗancan ruwayoyin ba.
Isticsididdiga
| Kididdigar duniya game da hare-haren yan kunar bakin wake daga shekara ta 2000 | ||
| Shekara | Jimlar yawan hare-hare | Kai hare-hare |
|---|---|---|
| 2000 | 95 | 17 |
| 2001 | 90 | 5 |
| 2002 | 86 | 9 |
| 2003 | 88 | 6 |
| 2004 | 88 | 11 |
| 2005 | 96 | 8 |
| 2006 | 97 | 8 |
| 2007 | 103 | 4 |
| 2008 | 108 | 10 |
| 2009 | 101 | 8 |
| 2010 | 94 | 8 |
| 2011 | 118 | 15 |
| 2012 | 115 | 9 |
| 2013 | 91 | 13 |
| Cibiyar Tarihin Tarihi na Jami'ar Florida ya nuna cewa mace-mace daga hare-haren shark yana da ƙaranci idan aka kwatanta da mace-mace saboda wasu dalilai waɗanda galibi ana ɗauka ba su da haɗari: alal misali, a cikin jihohin gabar teku na Amurka, kusan mutane 38 ke mutuwa sakamakon fashewar walƙiya a kowace shekara. An kiyasta cewa damar mutum ta same shi da shark (ga wadanda ke zuwa rairayin bakin teku) 1 ne cikin miliyan 11.5, kuma damar mutuwa daga irin wannan harin ita ce 1 cikin 264.1 miliyan. Matsakaicin yawan mutanen da ambaliyar ruwa ta kashe a Amurka 3,306, kuma sun mutu 1 daga sharks. A kwatankwacin haka, mutane suna kashe miliyan sharks 100 a shekara. Makasudin yin nazari kan hare-haren yan kunar bakin wakeDaya daga cikin manufofin nazarin hare-hare shine fadada fahimtarmu game da duniyar Sharki da dabi'unsu. Fahimtar dalilai da yanayi wanda kifayen sharhi ke afka wa mutum zai iya sa a rage yawan irin wannan haɗarin. Idan aka bincika abubuwan da suka danganci kifayen sharri, da kyau za a yi nazari kan halayensu da kuma ayyukansu na yau da kullun. Haƙiƙa haɗari ga ɗan adam ƙarancin ɗan adam ne. Amma ya zuwa yanzu duk shekara mutum yakan kashe sama da kifaye miliyan 100. Atorwararrun mahalli masu ƙoshin teku, waɗanda suke taka muhimmiyar rawa wajen kula da ƙoshin lafiya na teku, ana halakarwa. Rage yawan farin kifayen kifayen da ke kula da adadin seals da zakuna na teku ana ɗauka ɗaya daga cikin dalilan yiwuwar raguwar alƙaluman mutane a gefen tekun California da Oregon. Bayanin marasa hankali game da lokuta masu rauni na harin Shark, da wasa na darektoci da marubuta kan tsoratar da mutane ke yi, ya jefa jama'a cikin firgici. Don haka, ana buƙatar bincike na nuna bambanci don fayyace hakikanin halin da ake ciki da kuma kimanta harin Shark da hankali. Yawancin nau'ikan haɗariAkasin yarda da mashahurin imani, 'yan kalilan yan kalila ne masu hadari ga mutane. Daga cikin nau'ikan sama da 360, 4 ne kawai aka gani a cikin adadin manyan hare-hare marasa tausayi kan mutanen da ke mutuwa: fari, damisa, walƙiya da kuma manyan kifayen kifaye. Koyaya, duk da gaskiyar cewa waɗannan maɓuɓɓugar teku suna da ikon kai hari ga mutane, gabaɗaya ba masu tayar da hankali bane kuma akwai hotuna da yawa da hotunansu ta hanyar ruwan da basu da kariya. Misali, fim din Faransa na Jacques Perrin Tekuna yana dauke da firam inda mutum yayi iyo ba tare da sharks ba. An yi la'akari da mafi yawan nau'in haɗari da tashin hankali a yau, ba tare da taimakon kafofin watsa labarai da fina-finai ba, Carcharodon carcharias — Shark. A sama da miliyoyin shekaru na ci gaba, wannan nau'in ya sami fasaloli da yawa waɗanda suka sa ta zama mafaraucin teku mai tasiri. Ampoules na Lorenzini da ke kan fuska suna da ikon ɗaukar abubuwan wutan lantarki har zuwa milliyan ɗari 0.005, kuma ƙanshin ƙanshin ƙanshi yana ba da damar gano ƙananan ƙwayoyin jini a cikin ruwa a nesa mai nisan kilomita 5. Shark yana da yanayin halitta na ban mamaki don bin diddigin wanda zai kama shi - haske ne a ƙasa da duhu sama, wanda ke ba shi damar zama marar ganuwa daga saman ruwa har zuwa lokacin ƙarshe. Tharfi, saurin saƙo da haƙoran haƙora da yawa ba su barin abin da ke cikin nama - don kifin bony da ƙananan dabbobi masu shayarwa, kusan babu dama. Dangane da lura da masana kimiyyar, yawanci fararen hakoran shark sun hanzarta daga ƙasa, suna busa mai ƙarfi da cizo mai ƙarfi na farko, ya biyo baya da ƙwanƙwasa, sannan kuma yin iyo zuwa gefen don hana yiwuwar lalacewa daga mai raunin kuma ya ba shi rauni, zubar jini da jini. A harin na farko, wani farin kifin shark yana haifar da raunuka masu kisa. Kai harin Carcharhinus leucas — Shark - faruwa sau da yawa fiye da bisa ga ƙididdigar hukuma. Babban dalilin wannan shine ana rarraba shi akasarin bakin teku na kasashen duniya na uku, gabas da yamma na Afirka, Indiya da sauran wuraren da yawanci ba a rubuta rikice-rikicen shark. Girman girma, tsokanar zalunci, suna zaune kusa da gabar da ke cike da cunkoso, suna bayyana a cikin ruwa mai zurfi da zurfin zurfin ciki - duk wannan yana iya haifar da haɗari ga ɗan adam fiye da fari ko kuma kifayen shark. Bugu da kari, shark-shark mai ba da fata ba abu ne mai sauki ba a bayyana a matsayin farar fata ko shark din damisa, saboda haka yawancin hare-haren da suke kaiwa suna iya zama harin “wani nau'in da ba a sani” ba. A karo na farko, an fara yin la’akari da hadarin wannan nau’in ga mutane bayan mummunan jerin hare-hare guda 5 a cikin 1916 a New Jersey. Galeocerdo cuvier — Sharer shark - yana matsayi na biyu a cikin ƙididdigar hare-hare akan ɗan adam. Ana iya samun sau da yawa a cikin tsibiri, wuraren shakatawa, zurfin sarkar tsibirin kusa da bakin tekun. Bayar da irin wannan mazaunin wannan nau'in da yawan nau'ikan yau da kullun, masu iyo iyo a cikin su, za a iya kiran yiwuwar kai hari (wanda ke faruwa kimanin 3-4 a matsakaita a kowace shekara) wanda ba a tsammani. Koyaya, wannan baya hana sanya tufar shark a cikin ɗayan jinsunan masu haɗari. Duk da jinkirin da ya saba, damisa yakamata ya kasance daya daga cikin masu iyo ruwa mafi karfi, kuma yayin harin yana daukar hanzari, tunda ya kusanci wanda aka azabtar da shi, wanda har karshen rayuwar bashi da damar fita. Kafin kai hari ga wani abu da ba a san shi ba, shark na iya zagaye da farko kafin ya koma gefe. Koyaya, wannan nau'in yafi nuna halayyar halin tashin hankali na cin abinci ba tare da bambanci ba, kuma idan aka kaiwa hari, kifayen bakin teku sukan yi kokarin samun abin da za su iya ganima, saboda haka sau da yawa a cikin hanjinsu suna samun nau'ikan abubuwa masu rauni. Saboda wannan, wani lokacin ana kiran shi mai tattara sharar teku. Ba kamar nau'ikan ukun da aka lissafa a sama ba, yawancin hare-hare dogon gashi mai kaifin baki (Carcharhinus longimanus) ba rajista. Dangane da kididdigar zamani, kifin mai dogon zango ba mai wuya yake yin kai harin ba. Amma a lokaci guda, an san yawan hare-hare da yawa, musamman a lokacin Yaƙin Duniya na Farko da Na biyu. Yankin kifin teku mai dogon zango yana zaune galibi ga bakin teku kuma da wuya ya bayyana a wajen - inda ake rikodin mafi yawan hare-hare kan mutane.A lokacin Yaƙin Duniya na biyu, jiragen ruwa, jiragen ruwa da jiragen sama da yawa sun sha wahala a kan manyan tekuna, kuma ƙamushin kifin, saboda yawan sa a lokacin, yawanci shine farkon wanda ya isa wurin da bala'in ya faru. Wani misali sananne game da harin kifayen kifi mai dogon tarihi shine abubuwan da suka faru bayan jirgin ruwan N-177 na jirgin ruwan Jamus mai lamba U-177 na jirgin ruwan fasinja Nova Scotia a yankin Afirka ta Kudu. A cikin mutane 1000, mutane 192 ne kawai suka tsira, kuma ana iya rattaba hannun jarin mutuwa ta hanyar kifayen da suka fi dadewa. Wani misalin kuma shine murkushe jirgin ruwan Amurka a Indianapolis a ranar 30 ga Yuli, 1945, bayan haka mutane akalla 60-80 suka rasa rayukansu a cikin dogon zango. A cewar wasu daga cikin wadanda suka tsira, an kuma ga tabo kayan sharrin a wurin da bala'in ya faru. Sanannen hare-hare da ba a bayyana ba da kuma wasu nau'in kifayen sanannu ne sanannu, amma kuma da wuya su ƙare da mutuwar mutum. Waɗannan su ne: mako shark, kifin guduma, Galapagos, duhu-launin toka, lemun tsami, siliki da sharks mai shuɗi. Wadannan kifayen kifayen manya ne masu ƙarfi da ƙarfi waɗanda harin su na iya kasancewa cikin wurin ne kawai a lokacin da bai dace ba. Koyaya, an ɗauke su ƙarancin haɗari ga masu iyo da ruwa. Akwai wasu nau'ikan halittu da yawa wadanda kan cutar da mutane a kowace shekara, suna haifar da raunuka waɗanda ke da haɗari ga rayuwa. Amma irin waɗannan maganganun suna faruwa ne ko dai saboda niyya da gangan, ko kuma saboda kuskuren gano bakin daga shark saboda yanayin ruwan, da dai sauransu. RarrabawaMasana kimiyya sun gano nau'ikan hare-haren shark:
Dalilin kai harin
Kamar yawancin mafarautan da aka haife su na halitta, sharks suna jin daɗin sha'awar idan sun gamu da wani sabon abu a ƙasashensu. An cire shi daga wata gabar jiki tare da yatsunsu masu hankali, suna amfani da hanya daya tilo don yin nazarin abu - don cizo. Wadannan kwari an san su da bincike . A matsayinka na mai mulki, tare da irin wannan hari, yan kunan bakin teku suna yin iyo bayan barkonon farko. Misali, hare-hare akan abin hawa ana yinsa a matsayin cizon bincike, tunda mai yiwuwa shark na iya yin kuskure - silsilar katako wacce take dauke da makamai da kafafu da aka rataye ta tana matukar tunawa da kayanta na yau da kullun daga ƙasa - hatimi, zaki ko kunkuru. Koyaya, irin wannan "bincike" na iya ƙarewa cikin mummunan sakamako ga 'yan Adam, musamman idan maƙarƙashiya ce mai kama da fararen fata da farar fata. Duk da wasu abubuwan da ba'a saba dasu ba, an yi imanin cewa yan Shark basa kaiwa mutane hari da niyyar cin su. Mutane ba su ne tushen nama mai kitse wanda kifayen fata ke buƙata don biyan bukatunsu don babban adadin kuzari don sarrafa babban jiki mai ƙarfi ba. Maimakon haka, sun gwammace masu hatimin zaki da zakoki a maimakon mutane. Amma saboda hangen nesa mara kyau (wasu nau'in) da ruwa mai laka, kifin yana ganin waɗannan dabbobin a cikin silinet ɗin mutane suna iyo a saman ruwa (musamman akan jirgin ruwa). Irin wannan samarwa, idan ba nan da nan ba, to bayan ɗan gajeren ja a ƙarƙashin ruwa, yakan koma baya. Haƙiƙa da dabaraYawancin lokaci, kifayen sukan yi harin gaggawa, sannan a jira, a bar wanda abin ya shafa ya mutu ko ya gaji da kansa kafin fara abincin. Wannan yana kare kifayen daga lalacewa daga mai rauni da aiki mai rauni, amma a lokaci guda yana ba mutane lokaci don fita daga ruwa su rayu. Gabobin tsofaffin warin lantarki na sharkin, da ake kira Lorencini ampoules, suna iya gano abubuwan motsa wutar lantarki da tsokoki ke haifar yayin tsaiko. A cikin fasalin daya, masu karban kyautar lantarki sun gano abubuwan da ke motsa wutar yayin da kifin ya raunata yayin kamun mutum ko mashin, kuma wannan na iya haifar da mummunan kuskure ga mutum. Kari akan haka, kaifin hasken wanka na mutum mai wanka shima zai iya ganinta kamar motsin dabba mai rauni, wato, ganima mai sauki. Duk wani nau'in manyan kifayen kifayen yana wakiltar babbar haɗari ko ƙarami. Kamar yadda Jacques-Yves Cousteau ya ce, "a cikin ramin ƙarni, zubar da jini, kifin shark ba ya tsira har zuwa yau, ba tare da buƙatar juyin halitta ba, har ya kai ga mafi kisa, wanda aka samo asali don yin yaƙi don wanzuwar." Sharks suna haifar da haɗari mafi girma ga masu iyo ruwa kusa da farfajiya, amma har yanzu babu wasu hanyoyi masu tasiri waɗanda zasu tsoratar da kifayen sharks. Shark yana jin tsoron wanda aka kashe, kuma yana kara zama mai hadarin gaske idan aka tsokane shi da ayyukan kariya. Amma harin su yawanci baya farawa nan da nan - da farko yan Shark suna nazarin mutum, yin iyo, sannan kuma yana iya ɓacewa kuma ya bayyana kwatsam. Yin rigakafiHalin Shark ba shi yiwuwa a hango ko hasashen. Ba za su iya iyo ba da gangan ba na dogon lokaci, sannan kuma kwatsam su kai hari ga mai iyo. Wannan harin na iya juya zuwa zama mai saukin bincike ko kuma harin fili. Babu wata hanyar da za a iya kawar da gaba daya yiwuwar bullar harin Shar yayin da mutum yake cikin ruwa, amma ana iya daukar wasu matakan kariya don rage hadarin:
Kariyar dolphinAkwai maganganu da yawa wadanda aka tattara bayanan inda dabbar dolphins ta kubutar da mutum daga hare-haren shark, kamar kai hare-hare a arewacin California a watan Agusta 2007. An kuma rubuta irin makamancin wannan a bakin tekun New Zealand a shekarar 2004. A matsayinka na mai mulkin, dabbobin ruwa suna samar da zoben a kusa da mutumin da ya ji rauni. Koyaya, duk da bincike na shekaru, babu wani cikakken bayani game da wannan halayyar. Bari mu bude kididdigarDuk da "ɗaukakar" mai ban tsoro, babu adadin shari'o'in da suka shafi yan adam da yawa. Kimanin lokuta 150-200 na mummunan hali na sharks ana rikodin su a shekara a duk faɗin duniya, kuma suna ƙare da mutuwar mutum a cikin 5 ba sau 5-10 ba. Mutane suna da damar mutuwa mai yawa a ƙarƙashin ƙafafun mota sama da alama mutuwa ta cizo a cikin shark. Koyaya, mace-mace a cikin hatsarin hanya shine ƙididdigar yau da kullun na manyan biranen, kuma kowane lamari na ta'addanci da aka kaiwa mutane yana karɓar mafi yawan jama'a a cikin manema labarai. Tarzoma ta Mass SharkDaga cikin munanan hare-hare akwai munanan hare-hare da manyan makarantun kifayen jirgin ruwa a kan fasinjojin jirgin ruwan da ke afkawa cikin teku. Yawancinsu suna da alaƙa da lokacin Yaƙin Duniya na II, lokacin da aka yi faɗa da mummunan tashin hankali a duk faɗin duniya, gami da cikin tekuna na wurare masu zafi. Hare-hare mafi ban tsoro sun faru sau da yawa. Don haka, yayin mutuwar jirgin ruwan jigilar Cape San Juan wanda ambaliyar ruwa ya lalata, mutane sama da dari biyar ne suka sami ceto daga mutane dubu daya da rabi, saboda mutane sun mamaye mummunan harin ta hanyar manyan kifayen sharks. Kifin da aka yi, mai cike da bakin jini, ba wai kawai akan mutane ne suke iyo a ruwa ba, har ma a kan jiragen ruwa masu rai, suna tura wadanda abin ya shafa a cikin teku. Irin wannan lamari ya faru tare da ƙungiyar jirgin ruwan Indianapolis, lokacin da kifayen jirgin ruwa suka lalata ma'aikatan jirgin sama da ɗari biyar a cikin kwanaki huɗu.
Koyaya, koda a cikin kwanciyar hankali, fasinjoji na jirgin ruwa mai lalacewa na iya fuskantar hare-hare ta shark. Abin farin, wannan yana da matukar wuya. Kai harin gudaMafi sau da yawa, masu iyo masu iyo waɗanda ke iyo zuwa cikin teku, ko kuma mutanen da ke tsaye a cikin ruwa mai laka a ruwa, ana kai musu hari. A kashin na karshe, masana kimiyya sun ba da shawarar cewa sharks suna kuskure ƙafafun mutum don kifin da suke yawan farauta. Neman ganima, kifayen kifayen na iya iyo kusa da bakin tekun har ma suka yi iyo a kusa da bakin teku. Farar fata ko masunta da ke tsaye a cikin ruwa ba su da mahimmanci ga sharks, amma idan mutum ya kirkiri ƙaramin rauni a fatar sa, ƙanshin jini na iya sa haushi ga maharbin da kuma tilasta shi ya kai hari. Haƙiƙa mafi girman haɗari ga mutane shine manyan farin sharks; damisa da m sharks suna dauke da haɗari sosai. Koyaya, a wasu yanayi, kusan kowane nau'in kifayen sharhi suna kai hari ga mutane, har ma waɗanda ake ɗaukarsu galibi marasa lahani. Da yake ya zabi abin da ya ci, sai ya ce da kyar, ba da kula ga wasu mutane ba. Don bin ta, maharbin zai iya kai hari kan jirgin idan wanda aka azabtar ya hau kan jirgin. Sau da yawa, har ma da cizo guda ɗaya sun isa mutuwa: mutum ya mutu daga rawar jiki da babban asarar jini. Dalilai na sabulun shark a kan mutane'Yan Adam ba magani bane ga sharks, kuma daga cikin manyan dalilan tashin hankali, masana kimiyya sun bambanta masu zuwa.
Surfboard Masana kimiyya sun yi imani da cewa sharks suna ɗaukar dutsen a kan hatimi - maganin da suka fi so. Amma hanyar da ta fi dacewa don kauce wa harin kifayen sharri ita ce gaba daya barin yin iyo a wuraren da wadannan mazaunan tekun masu haɗari da waɗanda ba a iya faɗi su ke zaune ba. Share
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AinihinTekun Lamprey - mai ɗaukar hoto ne mai cin namaTekuran fitilar teku - mai kashe gari ne; fitilar teku ita ce mafi girman wakilcin fitila. Tsawon jikinta ya kai santimita 90-100, kuma nauyi - har kilo 3. A baya da bangarorin suna da haske tare da ratsin launin ruwan kasa-baki, ciki kuwa ya kasance fari....     
Yi tunani game da yanayi. |
