Sevan Rainbow: dzinogarisana, tsananguro, Photo

Kune marefu ari Caucasus chikuru dziva. It riri imwe kukwira pamusoro 1900 metres pamusoro pegungwa. Saka akadana rwegungwa; Sevan. Armenia iri nyika uyo munharaunda iri chaiyo iri.

Kuti gungwa ndiye dzinogarisana hove inonzi Sevan Rainbow. Iye, Sezvineiwo, kunoongwa zvikuru Varedzi. Mukuwedzera Lake Sevan Rainbow, mapikicha iyo chinopiwa munyaya unowanika nzizi pedyo.

tsananguro

Ngatimbotaura zvakawanda pamusoro hove ichi. Chii? Sevan - a chaiye Rainbow mhando. zita raro rinobva muchiLatin salmo ischchan. Armenian Rainbow rinoreva "Mambo". Saka ainzi norunako rwaro uye ukuru, ichienzaniswa nezvimwe hove. Zvechokwadi, vamwe vanhu vayo vanogona kusvika huremu anosvika gumi makirogiramu. Dzimwe nguva pane Sevan Rainbow, ane muviri urefu - mumwe mita. Sezvaunogona kuona, hofori chaiye! Kunyange muzana remakore rechigumi nemashanu hove vakatorwa munyika dzakasiyana-siyana East.

Masayendisiti uyewo Sevan Rainbow, riri Photo bepa rakakamurwa nezvemarudzi mana, kana, mune mamwe mazwi, rudzi. Uye vose vane kusiyana kubva European Rainbow.

chando Rainbow

Saka, mumwe mhando Rainbow ichi inonzi chando Rainbow. Dzimwe nguva Anonziwo chando bakhtak. mhando iyi Rainbow mukurusa. Paiva zviitiko apo chiratidzazvizhinji akabatwa namanomwe kilogram, uye kureba - 104 cm. Fadza saizi! Zvino kana chando Rainbow fattening, ayo ruvara ndiyo silvery-chena, uye shure ine ruvara simbi ruvara. mavara Dark mairi zvishoma, uye vari takapoteredzwa pomukombero kumativi kumucheto, chiedza mavara. Panguva iyoyo havasi zvichiitika nokusingaperi iksoobraznymi pakunoenzaniswa zvisvundu Rainbow. Winter Rainbow vari kudya crustaceans, amphipods, izvo dzinogarisana - pasi.

Zera kuibvisa kwazvakaita iyi Rainbow - mana kana mashanu. Panguva iyoyo, apo hove vanotanga zviri kukonzera, vanhurume kushandura ruvara. Ndivo zvasviba zvikuru, uye zvimbi dzavo dzinenge zvachose vatema. Panhivi vane mashoma dzvuku makwapa uye zvivara pamusoro vamwe marimu zvakajeka zvikuru. Vakadzi vanoramba kuchinja. caviar kunonosa anotora nzvimbo zvakananga mudziva. Number mazai anosvika zviuru zvina. Pamberi kuwa kwegungwa pamwero akaporazve mapoka maviri hove: mumwe zviri kukonzera anotora nzvimbo kubva October kusvika January, uye mumwe kubva January kusvika March. Panguva iyoyo zviri kukonzera kunoitika panguva dzakasiyana pakadzika. In wokutanga udzamu ndiyo 0.5-4 metres, uye wechipiri - 0.5-20 mamita.

Winter bakhtak kunyanya inoremekedzwa Varedzi. Akashandisa kuva inokosha nyaya Fisheries. Zvisinei, pashure pachiyero Lake Sevan rawa, vakawanda zviri kukonzera Rainbow akaramba pamahombekombe. Saka zvino, kwakadai hove iri zvisinganyanyi kuitika.

chirimo Rainbow

The mhando wechipiri Sevan Rainbow - Rainbow gore rino. hove Izvi zvakare zita kwemakore bakhtak. Vakatumidza izvozvo saka nokuti mazai muchirimo kana chirimo. Zviri kukonzera kunoitika nzizi dzayo bakhtak tea Gedak-Bulakh, uyewo muna Lake Sevan, mune pre-estuarine nzvimbo rwegungwa. mhando iyi Rainbow zviduku. Her uremu, kana ukawana kufadza kunosvika makirogiramu maviri, uye urefu - vanenge 60 masendimita. Dzinokura wekare Rainbow aine makore 2-7. Izvi mhando maonero ari zvishoma iwane Rainbow.

hove ichi inogona kubvisa mazai zvishoma kupfuura chiuru zviri kukonzera. Kazhinji panhivi hove bakhtak zhizha unogona kuona tsvuku mavara. Commercial unganidza iyi mhando nerimwe gore ipfupi nokuti kuti nzira nzvimbo zviri kukonzera rakapotsa kuvharidzirwa.

Bodzhak

Mumwe subspecies pamusoro Sevan Rainbow uri bodzhak. Izvi zvipfupi mhando Rainbow, uye ayo kukura kwazvo duku. Zvinozivikanwa kuti kupfuura akabatwa chiratidzazvizhinji havana kuwana kureba matatu masendimita. Uye avo avhareji kureba neeSultan kubva 24 kusvika 26 cm. Kazhinji bodzhaka vanhurume chaizvo nevakawanda tsvuku makwapa kumativi.

Zviri kukonzera zvipenyu iyi Rainbow rinowanikwa chete muna Lake Sevan (Armenia).
Zvaakanga zera matatu kana mana, anotanga kuenda kuita kuti pave. Zvinofanira akati kuti iyi nyaya zvinofanira kuvaka matendere mazai avo uye unoriisa mhiri pazasi Lake Sevan. Bodzhak spawns kubva October kusvika November. Uye masayendisiti kare vaidavira kuti kwacho kunoitika panguva imwe kudzika anenge gumi metres, asi pashure vachiyanikira kumahombekombe zvikamu vaizivikanwa zviri kukonzera bodzhaka ari kudzika mana mamita. Zvisinei, nzvimbo yavo ndiro zvikuru diki uye haagoni muvandudze vakarasika mumhenderekedzo yegungwa dzoga, asi nekuda uwandu hove yadzikira zvikuru.

gegharkuni

Eya, okupedzisira subspecies pamusoro Sevan Rainbow anonzi gegharkuni. Mhuka Young, afanane Sarimoni parr vamwe. Makara pavo ane siyanei chimiro pane dzimwe mhando Rainbow pamusoro Sevan. In gegharkuni muviri une rima transverse mavanga uye mashava yellow uye tsvuku makwapa. Fattening zvaitika pashure gore mudziva. Makara pavo zvasviba kupfuura Rainbow, asi mumvuri sirivha.

Food sezvo hakusi bedzi benthos asi zooplankton, iri kunyanya nemvura mbiru uye kutamira nomurwizi. gegharkuni ichi uye vakasiyana nevamwe marudzi Rainbow. It spawns bedzi muna inotubuka, kureva nzizi.

Sevan Rainbow: uwandu

Kare 20s okupedzisira remakore vakatanga kubudisa chakagadzirwa maberekero kuti Rainbow uye chirimo gegharkuni. Kusvikira makore forties fishery Zvaifungidzirwa dzimwe mhuka mamiriyoni 1,6. Zvisinei, anowedzera nderemagariro nomunzizi vechidiki dzakaderera zvikuru, uye nzira kuita kuti pave chaizvoizvo yakavharwa. Tichifunga izvi pashure pamakore makumi mashanu gegharkuni uye Rainbow akatanga kukura chete hatcheries.

Pasinei ose matanho akatorwa kuchengetedza kuwanda Sevan Rainbow, caviar muunganidzwa mu hatcheries shoma. Zvose izvi zvinhu, kusanganisira richikwidibira mvura yomuropa, uye zvinoderedza rwokuzvarwa zviri kukonzera hove, kwakaita kuti chokwadi kuti uwandu mhando dzose simbi kuramba nehasha.

rakakura mune izvi zvose akaita eutrophication. Eutrophication inonzi chikuru kuwedzera negoho nokuwedzera mvura mairi zvinovaka muviri, akadai kazhinji fluorine uye senitrogen. zvinoriumba izvi anogona kusumwa kuburikidza reservoirs mu maindasitiri matunhu neminisiparati tsvina mvura pashure kugeza pamwe fetiraiza kana minda kwemvura, somuenzaniso. Chokutanga, rinogona kukanganisa chokwadi pamusoro hove sezvokudya anova. Zvisinei, pashure unhu uhwu mvura kuipa. Coastal mapazi anotanga kukura, mvura inova mushongwe, ari pachena inova zvishoma uye, naizvozvovo, wokufema anonziwo ipfupi.

Species vatarisana kutsakatika

Mune kwakandiomera ezvinhu, nokuda kuchinja kuitika mudziva uye nedzimwe miviri mvura, yakanga yakakura uye duku mhando Rainbow - bodzhak nechando Rainbow. hove Izvi spawns mudziva. Miti iyi vaityisidzirwa kutsakatika. Saka hove inonzi Sevan Rainbow akanzi hunhu kuchengeterwa uye dziri muna Red Book.