Sturgeon? Ueo. Sturgeon (iʻa): kiʻi

Ka hapanui sturgeon iʻa ioeo noho i loko o ke kai paakai ka wai, a au e spawn i loko o ka wai. Ka loa kahi mea uuku Ana haawi mai sterlets 'elele a i ka awelika nui o 30 knm i 1 m, a he kaupaona o kekahi pouna i 4 kg. Ka mea nui loa 'elele ano - keʻokeʻo sturgeon i loaʻa iā ia nā nuipa a 2 m + i 9 m + ka lōʻihi.

I kēia lā lawaiʻa o sturgeon - ka honua i ka nui loa koʻa. Ma waho aʻeo ia ai, keia? Ueo i kona waiwai caviar. Ma spawning iʻa vyov ole. Akā, poaching ua pomaikai no ia i na wahi, a hiki me ia, a me ka 'Imi kaua.

Mawaho 'ano a me ka' ole

Me ka Poeikohoia o sturgeon - kekahi o ka mea nui ia i loko o ka wai akea o ka muliwai a me nā kai, ka mea, i ka elongated kino, a ua uhiia me ka lalani elima o pokou scutellum. 1 ma ke kua, 2 A ma luna o kēlāʻaoʻao a me 2 ma ka opu. Ma waena o ia ma laila i iwi papa. Sturgeon - i ka iʻa me ka lōʻihi conical ihu, e like me ka Oopalau la. Lalo poo keʻano o pulpy waha lehelehe, a ma kekahi mau? Ueo i ka crescent shape, a ua hoi aia ma na aoao elua. 4 aia ma lalo o ka waha o Hoʻohana. Ka iwi i ka ka hāʻuleʻana ano me ka niho.

Ka pāhawewe ke fin ma luna o ka pahu nunuiʻia naʻe, a nānā me spines, me ka dorsal ua iki pahu hoʻi. Swimbladder aia ma lalo o ka spine, a ua hui pu ia me ka esophagus. Ka iwi i invertebrates, cartilage 'ole me ka malama ana o ka chord. Halo o mua membranes 4 e lele aku ma ka puʻu, a me merge ma luna o ka puʻu, a he mea no hoi subordinate 2 halo o mua,

kekahi mau 'ike

Ma ka hapanui o hoopii, a pau sturgeon ioeo i ka manawa o ka spawning Neʻe i hou kumu i loko o ke kai pāpaʻu. Lākou heluna Ua loa prolific, a me ka poe elemakule lakou e maona ai a me ka nui kanaka e paka miliona o ka larvae. Spawning ia lŘlŘ i loko o ka luawai. Ua mea waiwai 'ana i kumumanaʻo i kekahi? Ueony, koe wale no ka spawning, e komo pū i loko o ka wai o ka muliwai, a ma luna o ke kāpena. Ka mea, noho ka hapanui ma ka lalo o ka loko iʻa, e hanai ana oia i ka poe liilii, ka iʻa, ilo, mollusks a me nā mea kolo.

pubescence

Sturgeon ohana, i ka loaʻa o ka papa inoa o ka hola mau kakini? Ueony, poeʻano nui longevity. Ke au o na kanaka makaukau e spawn ia lŘlŘ ma Oko ke kaumaha ma muli o ka kaianoho koholā, a laha 'o ka iʻa. I keia manawa e hiki ike pehea kekahi o ka wai kai kohola o hou muliwai poe lehulehu me nā 'elele o ka sturgeon. Ma hope o spawning kanaka hua hua i lalo o ka muliwai a hiki i ke kai, mea ulu ma ka nui, e ulu. ka mea, e hele hou i ka hope o ka makahiki, e spawn.

I ka ulu ana o sturgeon, like hoʻi me maturation, ka loa lohi. Kekahi? Ueo makaukau e Kamakawiwo Ole i ka makahiki o ka 20 makahiki wale. I ka wahine, puberty ia lŘlŘ i loko o ke au o ka 8 i ka 21 makahiki, kane 5 no 18 makahiki. Akā, e pili ana i ke kaumaha hiki e mai la oia ia sturgeon iʻa ioeo - i ka wikiwiki ulu noho o ka loko iʻa. Ke koho wikiwiki loa ala e hiki puberty sturgeon Dnieper a Don, he hailona hou - i ka poʻe e noho lā ma ka Volga.

Spawning

'Aʻole i pau ka wahine sturgeon spawn kela makahiki. Kela a me keia makahiki sturgeon breeds wale. Spawn 'elele o ka sturgeon i loko o ka luawai, a me ke kauwela i loko o ka hawaiian wai o ka muliwai me ka hoʻokēʻaiʻikena. Ua loaʻa he lina 'ole, no laila, hoʻi mai kēlā wahi pili i ka flagstone paha iliili.

fry

Ke larvae ka pukaʻana mai hua paha, i ka yolk sac, i kumu endogenous wā o ka mana. Kū kaʻawale hoʻohana haole ka ai hiki fry i ia manawa, i ka wa a ka endogenous bladder loa ke kemu. Alaila, hele mai i ka manawa o ka hana exogenous lako hou. Ma hope o ia, na fry i mai hoʻokaʻulua aku i loko o ka muliwai wai, akā, pinepine ka larvae haule i loko o ke kai i loko o ka kauwela o ka hookahi makahiki. A hoʻomāhuahua sturgeon. Photos o ka likeʻole o ko lākou mau 'elele hiki ke loaʻa i loko o kēia' atikala.

Power fry

Ka mua ai no ka sturgeon fry - ia zooplankton, e like me Daphnia. Once ka mea, hoʻomaka e ai i ka poeikohoia o ka crustaceans:

* Gammarids,

* Chironomids,

* Opossum māhikihiki.

Ke koe Ua predatory beluga 'ōpio e ole i ka yolk sac a no hoi i kona noho ana i loko o ka muliwai, e hoʻomaka lākou palaoa.

Hou 'ana i ka oʻo sturgeon i ka elemakule ia lŘlŘ ma meaola wai. Ike pü 'elele sturgeon māheleʻia i loko o kupulau a me ka hooiloʻAno. No ka mea mua a kohu pono hanana i loko o ka muliwai, i loko o ka luawai. Spawning ia lŘlŘ mai ia aneane koke. Winter ua hookomoia ma ka muliwai ma ka Akuma ka, pau ka hooilo, a spawn kekahi wai.

Mea Maluna sturgeon ohana

Initially kaʻawale ma nā ano o ka sturgeon:

* Sturgeon;

* Skafirinyh.

A pau o ia a pau i oi ma mua o kahi o 25 laha 'o ka iʻa, a i lawe mai wale i loko o ka pakiko lakikū o Asia,' Eulopa, a 'Amelika' Ākau. Over manawa, i ka heluna kanaka o kekahi o ia nalowale.

ano

Sturgeon? Ueo i loa mahalo i loko o ka lawaia. I kēia manawa, ua ike o ka 17 okoa laha 'o sturgeon laʻelaʻe' ia. Ka loa hanohano nō ke kēia:

1. Beluga - ka loa kahiko ano o ka freshwater iʻa. Ke ola kalapona mea hiki mau 100 makahiki. Ka nui Beluga i e 5 m + ka lōʻihi, a i ka nui o ka 2 tona. Ke kino o ka iʻa pono e torpedo kinona, uhi me ka aiiay pokou papa i loko o 5 lalani, pouli-oho, a me ka lalo - keʻokeʻo. I ka lalo o ka waha o i antennae e hōʻoia 'iʻa ihu a me ka waha i loko o ka palapala o ka pahikakiwi. Wahine, ua nui ma mua o kāne a pau. Beluga - he Moana mea i hanai ka hapanui anchovy, gobies, herring, maloo ka iʻa a me ka anchovy. Hoolei hua wahine hookahi ma 2-4 makahiki i loko o ka luawai.

2. Russian sturgeon - i ka iʻa me ka kālī-hoʻokino kino me ka pōkole kūmūmū ihu. Nā antennae i ka hooponopono ia ma luna o ka pau ana o ka waha. Loa pinepine, i ka iʻa i ka poʻohina-ʻeleʻele kala like 'ole ma luna, grayish-ʻeleʻele pūhaka, a keʻokeʻo opu. Russian sturgeon kīnā i ka i kā mākou o 3 mika ma ka lōʻihi a hiki i ke kaumaha i ka 115 kg. Ma keia hihia, ke ola kalapona o 50 makahiki. I maoli sturgeon hiki ke hana hybrids me sturgeon, keʻokeʻo sturgeon, spine a me ka sturgeon. Kēia ka hana i loa kākaʻikahi, akā, ua hybrids hiki ke loaʻa. Laulā o ka iʻa kaianoho koholā: Azov, Caspian a me Black moana.

3. Siberian sturgeon. Ua uhi ia ke kino me ka lehulehu, fulkrami a me ka iwi papa, ka hāʻuleʻana o kona waha. Niho o keia iʻa ma kahi e. Front o ka waha, he 4 barbels. Siberian sturgeon kaianoho koholā: loko o ka Yenisei, Ob, Lena a me Kolyma. I kā mākou iʻa ulu i 3 m + i ka lōʻihi, mai i 200 kg ma ke kaupaona ana, a hiki ola 60 makahiki. Spawning mea ma ka waena o ke kau. Food sturgeon mau meaola e noho ma ka lalo o ka muliwai, molluscs, amphipods, polychaete ilo a me ka chironomid larvae.

4. sturgeon noho ana ma na paipu o ka Azov,ʻEleʻele a me Caspian moana. sturgeon iʻa ka hooilo a me ka pūnāwai. No ka elongated kino sevrjugi wehewehe aku ma ka lōʻihi ihu, convex lae, ololi, a malimali antennae a me underdevelopment o ka lalo lehelehe. ua uhiiaʻaoʻao a me ka luna kino o ka iʻa me ke anuanu uhi o ka scutellum. Ke kua a me ka aoao i bluish-ʻeleʻele ke kala, a me ka'ōpū - keʻokeʻo. Sevryuga kākaʻikahi ea i oi aku mamua o 5 m + ka lōʻihi, a 50 kg kaupaona.

5. Sturgeon - kekahi o ka mea uuku iwaena o sturgeon iʻa, ka mea hiki 1,25 m + lōʻihi, a he pāʻumi mai i ka 16 kg. Ua loaʻa he elongated ololi ihu, lōʻihi tendrils i hiki aku i ka waha ma ka papa scutellum ma na aoao, a māheleʻia aʻela i loko o nā haʻahaʻa lehelehe. Ma kela aoao o ka mea mau sturgeon papa ma ke kino, sturgeon ua pili loa ua hoʻopili scutellum ma ka hope. Ke kaumaha ma muli o ka wahi o ka iʻa kaianoho koholā hiki i ka okoa kala like 'ole, akā, pinepine i ka hope o kona grayish-ʻeleʻele ke kala, a me ka opu mea yellowish keʻokeʻo. Haloʻole lauoho mai'ō a'ō. starlet Ua hoi kūmūmū a me ka pahi-ihu. Fish ua loaʻa wale nō i loko o'ākau Siberia.