Sin White Dolphin: description da kuma salon

A jihar bakin teku ruwa, kasa da 3 km daga Coast, a cikin kududdufi ruwa, gida zuwa wani mamaki da kyau dabba - Sin fari da dabbar dolfin, Magana game da tsari na Cetacea.

description

Tsawon siriri kuma karfi jiki na dabbar dolfin iya zama daga 180 zuwa 230 cm. The nauyi na adult dabba zai iya isa 260 kilo. The ruwan Afrika ta kudu hadu mafi manyan mutane. A iyakar da m pectoral fins an taso keya. Kashin baya ya tuna akwatin. A baki ne tsawo da kuma kunkuntar, dan kadan mai lankwasa sama. A goshi ne dan kadan guga man saukar da wani kananan hump. Saboda irin wannan fasalin ya Sin fari da dabbar dolfin da aka sani da "hunchback". Dangane da mazauninsu na jiki da kuma siffar ta launi a bit daban-daban. Akwai dabbar dolfin alƙarya wadda ta yi pinkish launi, wanda aka sa ta translucent fata ta cikin jini.

Babban abinci da marine dabbobi ne eels, catfish, molluscs da crustaceans cewa rayuwa a kan kasa. Amfani da karfi, da ciwon kaikaice protuberances a kan m tushen hakora da dabbar dolfin sauƙi fatattake harsashi molluscs.

Su iyo quite sannu a hankali - da matsakaita gudun ne wani talakawan of 4.8 kilomita awa. Zahiri kowane 40-60 seconds dabbar dolfin kifi fitar da dama zuwa surface numfashi. Matsakaicin lokacin da za a iya kura idon wasu manya - 8 da minti, yara ba zai iya rike su numfashin na dogon lokaci da kuma samun riga ya fita bayan minti 3.

habitats

Sin White Dabbar da aka samu, yafi a cikin jihar bakin teku ruwa na kudancin kasar Sin, gāɓar Bengal, a cikin Indo-Malay tarin tsiburai, kashe gabas Coast na Arewacin Australia. Kananan alƙarya da ake samu a kewaye tekuna, kamar a yankin Gulf. Dadi zurfin ga dabbobin ruwa na wannan nau'in ba ya wuce mita 100, don haka su rarraba yana da iyaka ga ~ ar ruwan na nahiyar shiryayye. Har ila yau ga waɗannan dabbobi, yana fifita bude Coast, estuaries, lagoons, m reefs. Sin tucuxi kullum zaune a cikin ruwa wanda zafin jiki ne 24-30⁰S.

hanyar rayuwa

Kamar yadda mai mulkin, waɗannan dabbobi rayuwa a cikin kananan kungiyoyin - daga 3 zuwa 7 mutane. Idan dole, zai iya tsaya up for 'yan'uwansu. Sau da yawa wanda za su iya tsayar da dabbobin ruwa sadarwa tare da juna da kuma da sauran nau'o'in dabbobi. Wannan ne yake aikata ta daban-daban sauti a cikin nau'i na akafi, whistles da kuma kuwata.

Dolphins ne iya sosai tsallake badake daga cikin ruwa. Wani lokaci su protrude rabin, duba kewaye yankin. A cikin ruwa nuna hali quite da yardar kaina - iyo a gefe ko da baya, tare da farin ciki da dabbar dolfin ya aikata shi tare da bayyane miya.

Wani lokaci za ka iya ganin yadda waɗannan dabbobi suna tare da wani jirgin ruwan kamun kifi, ƙoƙarin kama kifi tsere daga kama kifi da raga. Suna risking kansu a irin wannan lokacin, to samun ɓace a cikin cibiyar sadarwa, wannan halin da ake ciki ya razana su da mutuwa, t. Don. A dabbobin ruwa bukatar zo da surface numfashi.

Sake bugun, kuma kula da zũriyarmu

Kai da shekaru jima'i balaga ya auku a mace shekaru 10, maza biyu shekaru daga baya. Ma'abota kakar yana duk shekara zagaye, amma a lokacin da mai aiki ma'abota faruwa a lokacin rani marigayi. Pregnancy yana na dogon lokaci - game 10-12 watanni. Da zarar a shekaru 3 mace ya haifa daya kawai maraƙi, kuma ba excommunicate shi daga cikin kirji zuwa kusan shekaru biyu na shekaru, duk da cewa tun watanni shida da jariri ne iya ci wannan abinci a matsayin babban farin dabbar dolfin. Cin har zuwa sau 30 a rana m nono madara, delfinyata girma sosai da sauri, kara nauyi zuwa 250 grams per day. A lokacin farko shekara na rayuwa ba a bar cub daga uwar fiye 2-3 mita, kullum circling a kusa da shi.

haihuwa lokaci a mace ne game da shekaru 15 - daga 5 zuwa 20 shekaru. A tsawon rayuwar farin dabbobin ruwa a cikin daji ne game da shekaru 40. A zaman talala, su kusan ba tsira.

Dolphins da mutane

Kamar sauran cetaceans, Sin fari da dabbar dolfin ne a babban hatsari daga ayyukan mutane alaka kamun kifi. Fishing raga gagarumar barazana ga wadannan dabbobi. Bugu da kari, wannan ya saba da yanayi, ruwa gurbatawa, da sakamakon wanda ya zama da depletion na kifaye. Yi da tashar jiragen ruwa da wurin, da motsi na jiragen for ~ ar ruwan - duk da wannan take kaiwa zuwa wani karu a yawan wadannan ban mamaki dabbobi.