Shaka spiny dogfish: Sireletsehile occupant ho Leoatle le Letšo

Ka likelellong tsa rōna ka tieo ha matlafatsa ba bolela hore lishaka li likoeteng kotsi le babolai ba sehlōhō. Leha ho le joalo, tlhaloso ena ha e sebetse ho shaka spiny dogfish, eo lulang Leoatle le Letšo le bahahlauli u se ke ua hlasela.

Spiny dogfish shaka ke ea odara katranobraznyh lelapa spiny (ntja) lishaka. E na le sebaka se seholo sa kabo maoatleng tse sa tšoaneng tsa maoatle, haholo-holo ho Leoatle le Letšo. Shaka o leka ho qoba ho metsi a haholo mofuthu kapa bata haholo. Ka tloaelo ho katran a 'na a ka ka botebo ba limithara tse 100-200 le haufi le lebōpo la leoatle, ho phahama ka holimo feela bosiu. E le busa, litlhapi ha e etsa falla haholo hōle. Ka hoetla qala katrana falla ho libakeng tsa 'moka o nyolohang oa pere mackerel le anchovy.

Shaka spiny dogfish, tsejoang hape e le dogfish spiny, e mahareng-boholo bo lekaneng liphoofolo tse li jang le feela shaka tsa Black Sea. litekanyo kgolo e fapaneng, bolelele ba eona ranges ho tloha disentimetara 70 ho 125. disampole seoelo haholo boholo ba limithara tse peli. karolelano liphoofolo tse li jang Weight ke 10-12 dikilogeramo. Spiny dogfish na le hantle ntshetswa pele kutloisiso ea monko, ea shaka hoo e ka bang ha e ikutloa bohloko.

Black Sea spiny dogfish shaka o na le ya data e tšoanang ka ntle, hammoho le baemeli ba tse ling tsa sehlopha ho eena: 'mala khanya ka mpeng, lefifi - ka morao le ka mahlakoreng a mabeli, mosesaane leakage radiation e bōpehileng joaloka' mele sebopeho, conical hlooho ka molomo oa seoli. Ikhethang Link pontšo ea spiny dogfish ho na Anal pop lady le nictitating leihlo lera - the "lilemo boraro".

Katran - shaka, e leng ha e sokela ka ho teba ka bophelo ba batho ka ho Black Sea lebōpong le. Kotsi feela ho batho ke bokhoni ba ho utloa bohloko tlhapi spiny-finned. Special placoid sekala, e koahela letlalo shaka, ka tsela e tšoanang sebopeho ho meno le masapo. Kahoo, shaka tekanyo e le bopilwe ka lipoleiti letlalo eo abut mong ho e mong le theha e nchocho holimo. Shaka o bohale le chefo meutloa, koahetsoeng ka slime, empa katrana mahloko hase bolaeang. Katran ke tse nyenyane le tse selotlolo bohale meno, tse ntlafalitsoeng ho pholletsa le bophelo. Butle-butle ba oe 'me ba nkeloa sebaka ke tse ncha.

Shaka spiny dogfish ke liphoofolo tse li jang ka sehloohong ea Leoatle le Letšo. Lijo ka sehloohong tsa katrana mocha tse nyenyane Fry litlhapi le makhala. Bakeng sa batho ba baholo li ratang lijo - herring, tseo tsa cod, mackerel, le squid, 'me esita le octopuses. Lifespan katrana nako e telele - lilemo tse 25. Spiny dogfish tsoma ka dipakete nyenyane, tse latelang aggregations ea litlhapi.

Shaka spiny dogfish - tlhapi Viviparous, tšehali beleha ka 14 lishaka tse hlaha ka botlalo ha thehoa 'me u itokiselitse ho phela ikemetseng. boima ba 'mele ea bona - 40-50 dikgerama. Ka selemo se le seng akulyata hōla ho fihlela ho 35 di emetse disentimitara. Feletseng matla khōlong e feletseng ho kopanela liphate e fihlellwa ka lilemo tse 13-17.

Shaka spiny dogfish batšoasi ba litlhapi hangata e baka mathata, ba ja le tšoase bona le ho roba tackles, empa bahahlauli se ke tlhaselo. Dogfish ke tsa bohlokoa khoebo tlhapi le lijo tse molemo. Nama, sebete le lefufuru, tlhapi e na le e ngata ea lintho tse ho 'mele, bebofatswe hlaphoheloa lona. nama lona o na le tatso e monate le botenya ha aa tiea, e na le ka bang 12% mafura. Special ea bohlokoa sebete tsa tlhapi, eo ho hlahisa mafura a tsa bongaka o divithamini A le D.