Ladoga chisimbiso (iwo Chisimbiso): tsananguro, dzinogarisana

Mudziva chete zita kurarama uye kubereka Ladoga chisimbiso. Sezvineiwo, ichi ndicho yavo chete dzinogarisana. Asi zvisimbiso - mhando rwakapiwa Ladoga iwo chisimbiso - zvomumvura mhuka. Sei vanokwanisa kurarama mvura yakachena uye sei vakawana pachavo vari mudziva ichi?

About 11 000 apfuura, apo chando zera yapera, mvura pamwero yachinja. Saka mhuka idzi abatwa mvura yakachena.

Ladoga chisimbiso. tsananguro

mhuka iyi ine rimwe zita. It inonziwo iwo mucherechedzo, nokuti mbava musoro pamwe rima marin'i pairi. Dumbu chiedza. The kwokunze nemamiriro Ladoga iwo chisimbiso afanane mubumbiro nedzimwe hama dzake, wakasiyana nazvo avo duku kukura. Kureba 1.2 metres uye achirema 50-80 makirogiramu. Seal anotarira mafuta uye pfupi. Rine anenge asina mutsipa. Musoro muduku uye zvishoma flattened. Simba hadzi flippers kubatsira kufamba mumvura uye panyika. Kunzwa uye kunhuhwidza wake anoshamisa. Ladoga zvisimbiso kurarama anenge 30-35 makore, uye kukura anouya mugumo mumakore 10.

mhuka idzi Tidzidze hove diki uye crustaceans, izvo muviri urefu hakuiti kupfuudza masendimita 20. The Muterere zvinosanganisira knot, roach, tsvina uye whitefish. Kwasara zuva chinorura ichi zvinotora 3-4 makirogiramu hove. Muzhizha, kana kuti nguva Molt, Ladoga zvisimbiso vanosarudza rwokumusoro kumhenderekedzo kwegungwa kunyanya chitsuwa pamusoro Valaam rezvitsuwa: Holy Lembos, Fox, Cross nevamwe. Panguva anodziya mwedzi, vanoda kuronga rookery pamusoro pamatombo, nokuwanda panzvimbo imwe anogona kusvika 600-650 vanhu. Nomuchando nayo nezvaanoda pakati kumaodzanyemba, nechokumadokero uye nechokumabvazuva Mahombekombe.

pasi pemvura upenyu

Ladoga chisimbiso mumvura, kunyange kuchitonhora, kunzwa zviri nani pane panyika. muviri wayo elongated iri zvakananga kujairana kuti kushingaira kushambira. Kuwedzera kune izvi kubatsira flippers yake. Ndinoda anopa gobvu paiva subcutaneous mafuta uye kuti nguvo haaiti kunyorova. Deftly dived kuti kudzika 300 metres, chisimbiso anogona kuchengeta mweya wake kwemaminitsi 40. Izvi zvinogoneka nemhaka yokuti muviri wake anogona kunetesa muviri, uye, naizvozvo, kuti okisijeni inoda zvishoma. Uye zvakaoma ropa wedzerai chinokosha nhengo: uropi, chiropa uye uropi. Kutsungirira chisimbiso kunoita kuti kuyangarara vakananga makumi akawanda makiromita ari kumhanya 20 km / h.

How zvichiberekana

Nokuti iyo boka richitora mazamu mhuka idzi kusarudza chando mwaka - January kusvika March. By muitiro yokusununguka vakagadzirira kusvika 6 makore. The mhuru anozvarwa uye kana paine chando. Kazhinji, asi iwo chisimbiso anobereka mwana. It anoyera makirogiramu 4 chete, uye muviri ane kureba 0,6 mamita. mbava wake chena, saka zviri zvishoma kuoneka kuti zvikara: makava uye pamapere.

Amai zvokudya nayo mukaka kuti 1.5-2 kwemwedzi, mukaka wake ndiye mafuta kuti achangoberekwa ari kuwana zuva 1 kilogram. Pashure paizvozvo, akatanga kudya hwavo. Seal anofarirawo kukukurwa echando floes. Mavari aiwana manholes uye anoronga dzimba kuzvibereko. Panguva pamuviri, iye anoita matumba shoma iri chando, vane buri kuburikidza paunogona kuburukira mumvura uye kufema maburi. Exit pemvura ari "imba" akadaro haasi kuwanika, saka majaya vanodzivirirwa kurwisa vavengi vatorwa. Kana nguva yasvika, ivo sezvakangoita amai pasi manhole mumvura.

nei Zvibvisike

Mumakore achangopfuura, mhuka, ane vakawanda iri kuderera chaizvo, uye akava Ladoga iwo chisimbiso. The Red Book kweRussia yakatobuda zvaisanganisira iri kwayo mazita. Izvi kunyanya nokuda kuparadzwa murume. Pakuvamba muna Lake Ladoga akararama 20-30 zviuru vanhu, uye parizvino kurarama mairi zviuru chete 2-3 zvisimbiso. Skin, mafuta, nyama remhuka izvi zvinokosha, saka pakabva pake, asi kwete pamusoro muindasitiri akamboona.

Muzana remakore rechi20, kuparadzwa kwezvisimbiso hadzina kukutarisa, uye nhasi zvave ezvinhu hove vaongo-. Set nemiganhu hove. Kuparadzwa zvisimbiso takarurama chokwadi chokuti inopedza zvinokosha mhando hove mugungwa. Uye ichi pasinei nokuti masayendisiti zvakaratidza kuti nokuda duku mhango mucherechedzo mu Lake Ladoga haagoni kudya nezvavakatapa guru, uye, naizvozvo, vakawanda Somuenzaniso, Sarimoni haina kutapudzwa nemhaka nayo. Vanopikisa vanoti mhuka idzi kudya hove ukabatwa mambure, sezvo havafaniri kumedza nayo, asi chete Achabvambura chimedu zvavanoita dzimwe nguva kuita zvokungonakidzwa.

mamwe zvinhu

Ladoga zvisimbiso vanourayiwa uyewo nekuti kungodzungaira network simba yakaiswa kubata hove, izvo kugona kubuda pachavo. Uyezve, chokwadi kuti kuvapo kwevanhu kugungwa anovapa kuzvuzvungudza uye zvinokonzera vanonetseka kuti naiyewo haakonzeri kuwedzera nhamba dzavo. Chimwe kufurira zvinoderedza uwandu Ladoga chisimbiso - pakusvibiswa kwegungwa kubudikidza tsvina. Kamwe rwakatanga kuti tsvina, mhuka idzi vava kurwara kazhinji, ivo vava kudzivirirwa. Ladoga Lake aigona nokukurumidza vapone zvipenyu nezvakazvipoteredza dambudziko.

Kana nguva kurega?

Kuderedza nyanza dzinosvibisa, chepfu yeimwe, rinorema simbi munyu kwave kuchienderera mberi kwemakore akawanda. Uyezve, mvura kuwana yakasviba kunayisa. Pazasi Lake Ladoga akawana nzvimbo kuti murege invertebrates kurarama. Vamwe hove vakanga vava kuda kutsakatika Somuenzaniso, kuchitaurwa sezvo panjodzi Atlantic Sturgeon. Izvi zvinoreva zvinoderedza simba kuti asimbise uye zvishoma nezvishoma zvitsakatike nenzara. Uyewo zvakaipa mhuka uye nokudziya uye, saka, zvinoderedza chando pakavha. Pashure pezvose, vanoda chando floes, dzinenge kuti kubvumira nhengo kuvanda uye pokugara wechiduku pachavo.

zviyero

Vanodzidza nezvezvinhu zvipenyu vanofarira pakuponesa upenyu Ladoga iwo mucherechedzo, akasikwa Repino Leningrad mudunhu kununura basa pinnipeds. Ichi sangano kwakadaro yokutanga reRussia. Masayendisiti vanoshandisa ruzivo rwavo uye ruzivo kubatsira mhuka iyi. Kungava pasi pokudzora pakati kwete chete Ladoga iwo chisimbiso, uye chero hama yake mudambudziko. In yechando nayo pinnipeds pamwe havachanyatsogoni thermoregulation. Kwavari, zvikuru kushanda pfungwa kudziyisa. Mhuka dzinogona kugara pano kwechinguva. Kwavari vakapakata mabhokisi nomumwe. Staff anogara zvikuru akasarudzwa nzvimbo pake. Oga, gadzirira zvokudya mhuka. Kuti rikurumidze kwadzakabva pamusoro pinnipeds akavaka dziva.

Vanhu vanoziva dambudziko uye zvichiita kunyangarika kurwira pakuchengetedza chisimbiso. Muganhu uchishanyira vanhu munzvimbo zvisimbiso zororo, kuderedza hove mugungwa. Kunyange hazvibviri kurambidza vanhu kuyemura zvisingawanzoitiki marudzi emhuka zvavo dzinongoitika dzinogarisana. The chikuru ndechokuti kuyeuka kuti kuti tipone, kuti Ladoga iwo chisimbiso kunoda hapana ngwariro chaiyo yevanhu uye akachenjera kusvika nenhau co-kuvapo panyika pano.