Izinhlobo zoshaka eMedithera
EMedithera, kuye kwatholakala izinhlobo zoshaka ezingaphezu kuka-40. Ezinye zezinhlobo ezivame kakhulu nezingokomfanekiso ezingatholakala kulawa manzi zihlanganisa:
- Ushaka omhlophe (I-Carcharodon carcharias)
- Ushaka osasibhakabhaka (I-Prionace glauca)
- I-Hammerhead shark (I-Sphyrnidae)
- ingelosi ushaka (i-squatina squatina)
- Ushaka wezinkunzi (i-taurus carcharia)
Ngalunye lwalezi zinhlobo lunezici eziyingqayizivele kanye nezintandokazi zendawo yokuhlala, okubenza bazivumelanise futhi bazihlukanise phakathi kwe-ecosystem yoLwandle iMedithera.
Izindawo zoshaka eMedithera
Oshaka baseMedithera bangatholakala ezindaweni ezihlukahlukene, kusukela emanzini angashoni nasogwini kuya ezindaweni ezijulile kanye ne-pelagic. Izintandokazi zendawo yokuhlala ziyahlukahluka kuye ngohlobo nokuziphatha kwayo.
El Ushaka omhlophe Itholakala emanzini asogwini kanye nasolwandle oluvulekile, ngokuvamile eduze nezindawo zama-seal colonies, okungenye yezinto zayo eziyinhloko. Ngakolunye uhlangothi, i- ushaka oluhlaza okwesibhakabhaka ikakhulukazi i-pelagic, okusho ukuthi ihlala emanzini avulekile ezindaweni ezingasogwini nasogwini.
El ushaka wesando Ivamise ukutholakala ezindaweni ezishisayo nezishisayo, futhi ingabonwa eduze kolwandle, kanye nasekujuleni okungafika kumamitha ayi-1100. Yena ingelosi ushaka Iwuhlobo lwe-benthic oluhlala phansi olwandle, lapho izimbela khona esihlabathini ukuze izingele inyamazane yayo, njengezinhlanzi nama-crustaceans. Okokugcina, i inkunzi ushaka Itholakala kakhulu emanzini angasogwini angashoni naseshalofini lezwekazi.
Ukuziphatha nokondla
Ukuziphatha nokudla koshaka eMedithera kuyahlukahluka kuye ngezici ezithile zohlobo ngalunye.
El Ushaka omhlophe Isilwane esizingelayo esisebenza kahle kakhulu, sondla ngokuyinhloko izilwane ezincelisayo zasolwandle, njengezimvu zamanzi, amahlengethwa nama-porpoise. Angase futhi adle izinhlanzi nezimfudu zasolwandle. Ngakolunye uhlangothi, oshaka abaluhlaza badla izinhlobonhlobo zezinhlanzi nama-cephalopod, njenge-squid.
I-Los oshaka be-hammerhead banokudla okuhlukahlukene, okungabandakanya izinhlanzi ezinamathambo, ama-crustaceans, ama-cephalopod, kanye nabanye oshaka. Oshaka bezingelosi, njengoba sishilo ekuqaleni, badla inyamazane ene-benthic njengezinhlanzi nama-crustaceans. Okokugcina, i izinkunzi oshaka bayizilwane ezingosomathuba ezidla izinhlobonhlobo zezinto eziphilayo, kusukela kuma-crustaceans kanye nezinhlanzi ezinamathambo kuya ezilwaneni ezincelisayo zasolwandle.
Ilukuluku mayelana noshaka baseMedithera
Kukhona inani elikhulu lamaqiniso athakazelisayo futhi anelukuluku mayelana noshaka abahlala oLwandle iMedithera.
I-1 I oshaka abamhlophe eMedithera bavikelwe izivumelwano zamazwe ngamazwe ezivimbela ukudoba noma ukuhweba kwabo.
2. Naphezu kwenkolelo evamile yokuthi oshaka bayingozi kubantu, ukuhlasela oshaka eMedithera kuyivelakancane kakhulu. Eqinisweni, ngaphansi kuka-2% kukho konke ukuhlaselwa koshaka emhlabeni okwenzeka lapha.
I-3. I ingelosi ushaka Ithathwa njengomunye woshaka abayivelakancane emhlabeni futhi isohlwini lwabasengcupheni Ebucayi ku-International Union for Conservation of Nature (IUCN) Uhlu Olubomvu.
Ukulondolozwa koshaka eMedithera
Ukulondolozwa kwezinhlobo zoshaka eMedithera kubalulekile ukuze kugcinwe ukulingana kwemvelo yasolwandle. Phakathi kwezinsongo eziyinhloko lezi zilwane ezibhekana nazo ukudoba ngokweqile, ukudoba ngephutha noma ukubamba izinhlanzi ezingasoliwe, kanye nokucekelwa phansi kwezindawo zokuhlala.
Ukuqinisekisa ukuphila kwalezi zinhlobo zezilwane, kubalulekile ukuthi kusetshenziswe izindlela zokongiwa kwemvelo njengokuvikelwa kwezindawo ezibucayi, ukulawulwa kokudoba kanye nokuqwashisa umphakathi ngokubaluleka nokubaluleka koshaka oLwandle iMedithera.
Sengiphetha, oshaka baseMedithera bayizinhlobo ezihehayo nezihlukene ezidlala indima ebalulekile empilweni yemvelo yasolwandle. Ukwazi okwengeziwe ngebhayoloji yabo, ukuziphatha kanye nezinganekwane zokubhidliza ezibazungezile, singafaka isandla ekongiweni kwazo futhi siqinisekise ukusinda kwazo kula manzi amakhulu.