Sturgeon Atlantic: description, noocyada iyo deegaanka

Red Kitaabka - xusuusin ah oo ku nool aadanaha ee sida fikrad gaabni iyo xadgudba taas oo la xiriirta khayraadka dabiiciga ah. Nooc kasta, Isasaaray bogagga ay - marmarsiinyo si ay u muujiyaan on mustaqbalka of Earth. Maanta, tusaale ahaan, waa mid aad u ba'an su'aasha ah in loo ilaalin ah u gaar ah ee dunida ugu weyn nooc oo sturgeon - Sturgeon Atlantic. Oo mar uu marti ku ahaa soo noqnoqda on miiska ee diyaafadaha hodan iyo iidaha.

Description of noocyada

Atlantic Sturgeon - chordates fasalka ee kalluunka ray-finned. Waxaa iska leh qoyska badan oo sturgeon. The Latin magaca oo ka mid ah noocyada Acipenser sturio.

Inside nooca sturgeon macnaheedu meel gaar ah. xiriirka Phylogenetic la noocyada kale ee sturgeon si buuxda looma fahmin. Waxaa jira macquul ah isagoo caadi ah awoowe la jirka kuwa noocyada in 120 koromosoomyada (sturgeon). Seynisyahanno in wali aan la aasaasay xaaladda dhabta ah Qorxeey ayaa dadka qaar qabtay go'doomin juqraafi. Inta badan muran ku xeeran dadka North American ah sturgeon Atlantic, oo isku dayi doona in ay ku riday darajo gaar ah.

Noocyada sturgeon Atlantic

Sturgeon laga yaabaa in si joogto ah, semi-anadromous iyo biyaha saafiga ah noocyada. On dhulka ee Midowgii Soofiyeeti ee hore ku nool yihiin laba nooc oo sturgeon Atlantic: xidhiidhka (anadromous), si ay u qabtaan socdaalka ee webiga, iyo foomka biyaha saafiga ah (degan yahay), kuwaas oo ku nool Lake Ladoga.

degaanada

In la soo dhaafay, ka sturgeon Atlantic Rafaa deggan badda woqooyi iyo bari. Waxaan la kulmay weheliyaan xeebaha Europe ee Atlantic ah. Mararka qaarkood qabtay Badda Madow. Species iska leh kalluunka ganacsi qiimo leh.

Intii lagu guda jiray socdaalka arkaayo ee sturgeon Atlantic ee biyaha ee gobolka Kaliningrad ah, Gacanka Finland iyo xataa galay Neva ku tegi karo. Laakiin had iyo jeer in meelahan uu ma deggana. Sidaana waxa qabsado hal Badda Cad, tijaabooyinka, oo waaweyn qabtay meel u dhow afka webiga. Umba. Gudbinta views qabtay biyaha Northern Dvina ah.

Ladoga dadka deggan yahay bartay yar. Waxaa la og yahay in sturgeon ee Atlantic si Hiilweyne baxay Webi Volkhov. meel arkaayo hore galiyey qaybta hoose si fayaaradihiisii.

muuqaalka

feature ugu weyn ee sturgeon Atlantic - Joogaba, toosaa. Horaantii, guud ahaan shaqsiyaadka, oo dhererkiisu wuxuu jidhku waa ka badan 5 mitir. Miisaanka sidaas waayeen wax heer sare ah 600 kg. Sturgeon - aqoonsan centenarians, iyo noocyada Atlantic waa laga reebo lahayn. xogta saxda ah ee saynisyahano Filashada nolosha ay adag tahay in la helo, laakiin helo gacmahooday tijaabooyinka, waxay ahaayeen kuwo ka 45 ilaa 100 sano.

From la shaqayn jiray Sturgeon panulirus lagu gartaa maqnaanshaha laalaabka sameeyay xuubka Gill hoos halkay. afkiisu wuxuu ka kalluun la dibinta yar hoos u gooyey, madaxa tapers xagga hore iyo waa xoogaa simay. Doorka taabashada shaqeeyaan laba lammaane oo geeso. indhaha ayaa sidoo kale yar yar yihiin, iyadoo iris dahab ah.

Like wakiilada oo dhan chondrostei, sturgeon Atlantic ee jirka ku jira qaybood badan oo lafaha gaadhya, loo yaqaan cayayaanka. Laakiin kaliya ee noocan oo kale ah tirada ka badan kuwa kale. Caudal peduncle ilaaliyo oo gaashaan oo waaweyn. On dhabarka ku yaalaan dabar lafaha rhombic.

sturgeon Color arag darnaayeen. Body saytuun ah buluug, in shaqsiyaadka qaar ka mid ah, waxaa jira isdiyaarintiisana dahab ah. Dhiqlaha midab xumbo jirka ugu weyn. Qaybta hoose ee jidhka (caloosha), oo cad.

Features dhaqanka

Xariirinta sturgeon Atlantic haajiraan badda ka webiga si Hiilweyne. Iyagu ma ay isku urursadaan dugsiyada waaweyn, sida kalluunka kale, oo waxaad tagtaa mid ka mid ah ama kooxo yar-yar. waqti afgembi, waxaa jira noocyo guga iyo jiilaalka. sturgeon Winter sii wanaagsan in wakhtiga qabowga biyo macaan.

Xayawaanka Young nool webiyada dhowr sano. At badda, caruurta ka tago, kaliya gaarey dherer gaar ah jirka (60 cm).

dhalmo

Age of baaluq oo lab ah dhacdaa sannaddiisii toddoba-sagaalaad. dumar ah ayaa ku bislaadaa dambe, sideed iyo toban (cilmi fuliyay Badda Madow). Inta lagu guda jiro arkaayo, dumar xaaqin kartaa dhowr milyan oo ukun. Rash ku lifaaqan substrate ah. horumarinta SNMna qaadataa meel for 3-4 maalmood, laakiin heerkulka biyaha waa in ay ahaataa oo ku saabsan 20 ° C. At heerkul hoose horumarinta embriyaha waa raagay 10-12 maalmood. Waqtiga xoolaad, dhererka dirxiga of 10 mm. Waayo, 2 toddobaad jidhka la kordhiyo ilaa 18 mm, oo ahaa wakhti uu dirxiga bilaabaan inay si madax banaan u cuni.

feed The

Cuntada waxaa ka mid ah crustaceans planktonic dirxiga iyo hironamidy. Waxay qasac leeyihiin fudud cayayaanka dirxiga. sturgeon Atlantic Adult cuni gerbils iyo ansjos, iyo sidoo kale xawayaanka, dirxi iyo crustaceans yar. Mararka qaarkood cuntada waa mollusks.

xaaladda Ilaalinta iyo kalluumaysiga

sturgeon Atlantic si eynu. The tirada shakhsiyaadka waa mid aad u yar yar maanta, qabsado ee Atlantic sturgeon waa ka mamnuuc dhammaan dhulka ee Europe. Sidaa darteed, in la yidhaahdo waxa lagu qabtay sturgeon Atlantic, waa ay adag tahay. About marsho, aad u adag in la yidhaahdo. Mid ka mid ah wax waa cad yahay, haddii tirada la soo celin karin, iyo qabsado ee sturgeon Atlantic uu noqon doono suurto gal ah, markaa waa inay noqdaan ul kalluumaysiga aad u xoog badan leh oo wanaagsan ah wax looga qabto. Inta badan qabsado waxaa laga sameeyey oo shabagyadoodii Gill intii lagu arkaayo socdaalka.

In ka maalmood jir ah ayaan kuu iman ee guud ahaan sturgeon aad u weyn Atlantic. Trophy kalluumaysiga, kalluumaysatada ie dooni si aad u hesho xubinta ugu weyn ee noocyada ah, iminka natiijooyin la yaab leh. Sidaas daraaddeed, ee Neva River ee 1851 lagu qabtay isagoo by dumar ah Atlantic sturgeon ah oo miisaankeedu yahay ku dhawaad 320 kg. Ka sokow waxyaalaha laysugu wada dhadhan fiican in waqti kalluumaysatada helay 80 kg ee rash. In Gulf of Finland tijaabada ugu weyn ee lagu qabtay 1934 Tani kalluun weyn miisaamay 177 kg. In Lake Ladoga ayaa sidoo kale helay macno koob. Atlantic sturgeon waxaa sooba dherer ah ku dhawaad ilaa 3 mitir oo miisaankiisu yahay 130 kg. intaais la sameeyey ka hargahood Rafaa, oo waxa lagu kaydiyaa ee Museum of the Academy of Sciences ee St. Petersburg.

ee la soo dhaafay ayaa xaqiijiyay in xaqiiqda ah ee wax soo saarka ee sturgeon Atlantic ka dhacay 1984. Waxaa lagu qabtay dumar ah 1.5 m, miisaanka oo - oo ku saabsan 30 kg.

Maanta ayaa xaqiijiyay in sturgeon Atlantic hayaa Badda Madow oo ku dhow webiga Rioni.

Tirada Maxaad hoos

Weyn waxyeelo u tiro of Atlantic sturgeon Miyuusan arag dadku waxqabad. On webiyaasha oo la dhisay biyo-xireen ama xireenka. Tusaale ahaan, River Volkhov ah, kaas oo uu galo Hiilweyne ee sturgeon Atlantic ka Lake Ladoga, waxaa hor istaagay in 1926 by dam ah. In la soo dhaafay sano, oo ku saabsan sturgeons xogta waa mar dambe soo waramayaa in webiga.

Man saaray webiyada iyo badda, biyaha daata warshadaha, wasakhda biyaha saamayn ku badan kalluunka. Arkaayo sturgeon xanuunsado tan iyo alwaax sabayn. Dogob ku ururto meelaha qaarkood, daboolaa aayado iyo waxa qudhmay, jebinta taliskii oxygen ah.

Waqtigan xaadirka ah, saynisyahano yihiin yaabay cryopreservation of genomes si ay u awoodaan si ay u cilinta u fiiriyaan. Hawlahan waxay keeni doontaa oo keliya iyadoo la kaashanayo buuxda ee waddamada ay khuseyso.

Game "Ruush kalluumaysiga"

Qabasho of sturgeon Atlantic ma karo kaliya kalluumaysiga koob. Maanta, waxaa jira kulan internetka ah oo aad tusi kartaa off aad xirfadaha dunida dalwaddii. "Kalluumaysiga Ruush" (PP) - kulan, taas oo aad si fudud u fahmi karaa xataa intuu kibro. On the sturgeon Neva River Atlantic qabtay meel gaar ah Butros la odhan jiray iyo Paul qalcadda. kalluumaysiga Tani waxay si deg deg ah lisidda karaa heerarka ee ciyaarta, iyada oo aan u baahan kharash dheeraad ah.

Talooyin bilowga ah:

• Haddii aad qabsatay rybehu weyn, cabbaan khamriga iyo cuno maraq.
• Qaadaan sturgeon ugu wanaagsan on birtiina ah, si aad u hesho waayo-aragnimo dheeraad ah ee ciyaarta.
• Haddii qabteen kalluun yaryar ah, waxaa sii daayo ka usha.

Haddii aad rabto in aad play ee PP 3.7. (Neva), Atlantic sturgeon si loo hubiyo in aad kalluun jillaabta. Si tan loo sameeyo waxay u baahan doonaan in ay qaataan oo ku saabsan 2 milyan oo kulan rubles. Quful lacag Fish 450 mareegtan. Waayo, 1 gabal, halka aad u baahan doonaa ugu yaraan saddex. Good, ku ambadeen wax awood badan ku kici doonaa ugu yaraan 450 oo kun. Bait ka iibsan kartaa ama ka qaadi naftaada.