Arewacin Spain ta lalace ta Tekun Cantabrian. Tana kusa da gabar Turai ta Arewacin Atlantika. Hakanan shine ke kula da wanka a gabar yamma ta Faransa. Tana da wasu sunaye kamar Bay of Biscay a Turanci da Faransanci kamar Golfe de Gascogne. Yanki ne na ruwa mai matukar arziƙin halittu da kuma tushen kamun kifi don yanayin Mutanen Espanya.
A cikin wannan labarin zamu gaya muku game da duk halaye, geology da biodiversity of the Cantabrian Sea.
Babban fasali
Tekun teku ne wanda ke da nisan kusan kilomita 800 daga Cape Ortegal wanda yake a Galicia, zuwa Punta de Penmarch a Burtaniya Brittany. Duk da kasancewar teku wacce ba ta da girman gaske, amma tana da zurfin zurfin faɗi mai zurfin gaske. Kuma shine zurfinsa Matsakaicin Matsakaici na mita 4.750 kuma yana cikin thearƙashin Carrandi, kusa da gabar Asturian.
Yayin da muke matsawa zuwa yankin arewa mafi kusa da Faransa, Tekun Cantabrian yana raguwa cikin zurfin. Tana da matsakaicin gishirin kusan gram 35 a kowace lita, kodayake yana kusa da bakin tekun. Musamman a bakin manyan koguna kamar su Garonne ko Loire a Faransa, gishirin yana raguwa musamman saboda wadataccen ruwan sha da waɗannan kogunan suka yi.
Idan aka ba shi ƙarami kaɗan, galibi ruwa ne ke shafar shi. Wani lokaci igiyar ruwa takan kai girman mita 4.5. Layin da ake bi tare da dukkanin bakin teku ba komai bane. Abubuwan da za a iya haskakawa a wadannan yankuna su ne Bay of Biscay, a kan iyakar Franco da Spain, da Capes na Pañas, Ajo da Machichaco, da kuma biranen Santander, Arcachon ko La Rochelle, da sauransu.
Hakanan yana wankan gabar tsibirin dake yankin Faransa. Wadannan tsibirai sune Oleron, Re, Yeu da sauransu.
Tashar jiragen ruwa na Tekun Cantabrian da yanayi
Zamu bincika waɗanne ne manyan tashar jiragen ruwa na Tekun Cantabrian:
- Tashoshin jiragen ruwa a gabar tekun Sifen: Waɗannan su ne tashar jiragen ruwa na Gijón, Santander da Bilbao. Waɗannan tashar jiragen ruwa guda uku suna da haɗin teku tare da kudancin Ingila da ɓangaren Faransa.
- Tashoshin jiragen ruwa a gabar tekun Faransa: su ne mashigai da aka sani da sunayen Bayonne, Biarritz, Saint Jean de Luz da La Rochelle.
A gefen tekun Cantabrian akwai wuraren shakatawa na bakin teku da yawa da kuma wasu rairayin bakin teku waɗanda masu surutu ke da daraja sosai. Kuma shine anan akwai tsarin mulki na iska wanda ke haifar da ƙaƙƙarfan igiyar ruwa cikakke don zuwa kudu.
Yanzu zamuyi nazarin yanayin da ke akwai a yankunan Tekun Cantabrian. A cikin hunturu a cikin wannan yankin, hadari da aka sani da gale da Suna tare da ruwan sama mai karfi, iska da raƙuman ruwa da suka kai mita 7 a tsawan. Yawanci yana kiyaye matsakaicin yanayin zafi tsawon shekara. Koyaya, yanayin zafin ruwan saman ya fara daga digiri 11 a lokacin hunturu zuwa digiri 22 a lokacin rani.
Bambance-bambancen Halitta na Tekun Cantabrian
Cewa ruwan wannan teku yana rayuwa da nau'in dabbobi da yawa. Ya shahara sosai saboda samun nau'ikan nau'in dabbobi masu yawa. Daga cikin sanannun nau'ikan halittar kifin da kuma buƙatun jama'a masu yawon buɗe ido mun sami Whale mai ƙwanƙwasa Cuvier, ƙwarai da gaske a cikin tekun Turai. Bugu da ari, zaka iya ganin wasu samfuran Arewacin Atlantika na Dama. Wannan yana da kyakkyawar jan hankalin 'yan yawon bude ido, tunda ya cika, jinsi ne wanda ya kusan bacewa daga karnoni da dama na masunta bahar da Basque whalers. Akwai tasirin muhalli da yawa, ba wai kawai daga kamun kifin na waɗannan kifayen kifayen ba, amma daga gurɓataccen ruwa da lalata mahalli na al'ada.
Sauran dabbobi masu shayarwa da suka yi fice a wannan tekun sune kifin na Whale, da na mahada, da kuma wasu nau'ikan kifayen dolphin. A gefen gabashin gabar bakin kogin mun sami fili inda dutsen maƙwabta ya fi yawa, kasancewar karst mara kyau ne wanda ke da yawa da ƙari a cikin ɗakunan ajiya. Kowane na wadannan kololuwa suna da tsayin mita 300-400, a jiya ɗayansu yana da mitarfin San Pedro de Atxarre.
Ofayan manyan tsaffin bishiyoyi Holm na itacen oak na dukkanin gabar tekun Cantabrian kuma duniya tana haɓaka akan ƙasa mai ƙyalƙyali. Dazuzzuka ne, tsoho kuma ingantacciyar dazuzzuka wacce ke da mazaunin babban yankin dabbobi masu shayarwa. Ganin yawan ciyawar, dabbobi masu shayarwa na iya kariya da ɓoyewa daga barazanar.
Daga cikin dabbobi masu shayarwa wadanda suka yi fice a wannan dajin muna da ciyawar daji, da mink, da dawa da barewa. Godiya ga gandun dajin, zai iya samar musu da adadi mai yawa, bishiyoyin strawberry da sauran 'ya'yan itacen abinci da wadatattun wuraren buya don kare kansu.
Yankunan bakin teku
A ƙarshe, zamu bincika waɗanne ne manyan rairayin bakin teku a cikin Tekun Cantabrian.
- Yankin Laida: Ita ce mafi girma a cikin dogon lokaci, amma girmanta yana ta raguwa tsawon lokaci saboda asarar ciyayi. An yi ƙoƙari don sake farfado da dutsen, amma an share shi bayan guguwar teku a cikin 50s.
- Tekun Laidaxu: ya fi girma a cikin na farko, ta yadda har idan ana yawan ruwa sai ya ɓace gaba ɗaya. An tsara shi sosai kuma yana da zafi sosai a lokacin rani a wannan yankin. Dayawa suna da damar zuwa wannan rairayin bakin teku kafin da bayan bazara tunda tana kiyaye yanayin zafin da ya dace. Koyaya, raƙuman ruwan sun bayyana, saboda haka akwai buoys don iyakance yin iyo.
- Kogin Larga: shi ne ɗayan mafi yawan masu yawon buɗe ido. Ya ƙunshi Cape Ogoño wanda aka ƙirƙira shi ta ƙwanƙolin katako wanda aka rufe shi da itacen Cantabrian holm oak. Ya gangara zuwa tsayin mita 300 zuwa teku.
- San Antonio Beach: Tana cikin mashigar ruwa kuma tana da yankuna daban daban. A gefe guda muna da rairayin bakin teku na Sukarrieta da yashi na wucin gadi wanda aka kirkira bayan ballad kuma hakan ya keɓe gaba ɗaya amma ya fito a babban haɗari. Yankin rairayin bakin teku ne mai ɗan haɗari saboda raƙuman ruwa, amma idan ya kasance ba shi da ƙarfi sai ya ba da izinin tafiya zuwa fadama.
Ina fatan cewa tare da wannan bayanin zaku iya koyo game da Tekun Cantabrian da halayensa.