'Akelanika' sturgeon: ano,? Ueo a me kaianoho koholā

Na Red Book - He hoʻomanaʻo ia e noho ana i ka manaʻo kanaka o ka noho nanea, a wasteful me ka mea pili i ka kumu waiwai. Kēlā me kēiaʻano, kākauʻia ma luna o kona 'aoʻao - i mea e noonoo ma ka wā e hiki mai ana o Honua. I kēia lā, no ka laʻana, mea loa huʻi nīnau a ina paha, e malama i ke kū hoʻokahi i loko o ke ao nei nui loa laha 'o ka sturgeon - Sturgeon' Akelanika. A hookahi ka mea, ua he pinepine malihini ma ka papa no ka banquets waiwai a me ka ahaaina.

Description o? Ueo

'Akelanika' Sturgeon - chordates mai o ka papa o ka Ray-finned iʻa. Ka mea, e pili ana i ka ohana nui o sturgeon. Ka Lakina ka inoa o ka? Ueo Acipenser sturio.

Loko o ka ano o ka sturgeon ana paha o kekahi wahi. Phylogenetic pili me nā laha 'o ka sturgeon ka mea, aole i hiki maopopo hoomaopopo. Aia ka he manawa kūpono no ka i na kupuna me kela poe? Ueo i loaʻa ma kahi o 120 chromosomes (sturgeon). Epekema nō i i hoʻokumu i ka kiko'ī taxonomic kūlana o kekahi populations loaa i loko o Geographic hoʻokaʻawale. Ka hapa nui o ka paio a puni ka 'Amelika' Ākau populations o 'Akelanika' sturgeon, a e hoao mai e waiho i loko o ka maopopo o ka huakaʻi.

Ano o ka 'Akelanika' sturgeon

Sturgeon i e ana, kalaka nui-anadromous a me ka freshwater? Ueo. Ma ka palena o ka mua Soviet Union ola mau ano o ka 'Akelanika' sturgeon: pü (anadromous), e hana i ka poʻe Polenekia i loko o ka muliwai, a me ka freshwater (noho) ano, i ola ma Lake Ladoga.

habitats

I ka hala, i ke kanaka nunui 'Akelanika' sturgeon noho ana ma ka Akau, a Baltic Sea. Au i halawai ma na kapakai o Europe i loko o ka 'Akelanika. I kekahi manawa, loaa i loko o ka Black Sea. ? Ueony no i ka waiwai kālepa iʻa.

Iloko o ka spawning Polenekia o ka 'Akelanika' sturgeon ke hele i loko o ka wai o ka Kaliningrad māhele, ke awawa o Finland, a hiki i ka Neva. Akā, e mau ana i loko o kēia mau wahi ia, aole ia e noho. Hoike hookahi iʻa i loko o ka White Sea, nui specimens loaa kokoke i ka waha o ka muliwai. Umba. Hele wale loaa i loko o ka wai o ka Hawaiian Dvina.

Ladoga noho heluna kanaka aʻo uuku. Ua ua ike ia sturgeon spawn 'Akelanika' aia ma ka muliwai Volhov. spawning makahiki mua neo? aaiiai? i loko o ka haʻahaʻa a hiki i ka puka.

helehelena

Ke kumu nui hiʻona o ka 'Akelanika' sturgeon - gigantic huliāmahi. Mua, ma kanaka, i ke kino lōʻihi Ua oi ma mua o 5 mau mika. Weight pela hiki i kekahi kiʻekiʻe kiʻekiʻe o 600 kg. Sturgeon -ʻike centenarians, a me ka 'Akelanika'? Ueony mea i koe. Kūlike loaʻikepili ma ke ola expectancyʻepekema mea hiki ole ke loaa, akā, loaʻa lākou mau lima ma luna o specimens he mai 45 a hiki i 100 makahiki.

Mai hoa genus Sturgeon wehewehe aku ma ka wa e kaawale aku o nā pā i hanaʻia halo o mua membranes ma lalo o ka isthmus. I ka waha o ka iʻa me ka uuku haʻahaʻa kapa keʻakeʻa, i ke poo tapers i ke alo a me ka mea kekahi flattened. Ke kūlana o ka hoʻopā hana mau hui o ka antennae. mea i nā maka liʻiliʻi, a me ka iris gula.

Like a pau elele chondrostei, i ka 'Akelanika' sturgeon ma ke kino e na mea he nui lonikū iwi puapua, kapaʻia kuʻia. Akā, e ma keia ano o ka nui like 'ole nui ma mua o ka mea' ē aʻe. Caudal peduncle hoomaluia nui pale kaua. Ma ka hope e rhombic pokou plaques ke aupuni '.

Waihoʻoluʻu sturgeon pōwehiwehi. Kinoʻoliva-bluish, i loko o kekahi kanaka, aia no he gula sheen. Pilikia 'ia nā pōpō māmā ma mua o ka nui kino. I ka haʻahaʻa o ke kino (opu), keʻokeʻo.

ana Hiʻona

Ike pü 'Akelanika' sturgeon E neʻe mai ke kai a hiki i ka muliwai, e spawn. Ka mea, e ole congregate i ka nui kula, e like me ka iʻa, a me ka hele aku i kekahi ma kekahi a ma ka liʻiliʻi. ? Aneii manawa ma laila i nā kumu wai luna a me ka hooilo 'ano apau loa. Winter sturgeon koe i ka hooilo ma ka wai.

Young holoholona e noho ana i loko o ka muliwai no kekahi mau makahiki. Ma kai, i nā 'ōpio haʻalele, wale hiki ole i kekahi kino lōʻihi (60 knm).

'ōlelo

Makahiki o ka puberty no kane ia lŘlŘ ma ka hiku o ka-iwa o ka makahiki. Ka wahine oʻoʻana ma hope,ʻewalu-he umikumamaha (noiʻi lawe mai i loko o ka Black Sea). Ma spawning, i ka wahine ke kahili i kekahi mau miliona hua. Caviar ua pili i ka kūpapakū. Embryonic kūpono 'ana i wahi no 3-4 lā, akā, me ka wai mahana e ia ma kahi o 20 ° C. Ma lalo mahana i ka embryonic kūpono 'ana ua hoolohi 10-12 lā. I ka manawa o hatching larvae lōʻihi o ma kahi o 10 mm o. No ka 2 pule i ke kino, ua kikooia aku i ka 18 mm o, i a manawa ka larvae hoʻomaka eʻai kū kaʻawale.

ka hānai

I kaʻai o ka larvae planktonic crustaceans a me hironamidy. Ka mea, hiki i ka meaʻai māmā insect larvae. Kanaka makua 'Akelanika' sturgeon ai gerbils a me anchovies, like hoʻi me invertebrates, ilo a me ka uuku crustaceans. I kekahi manawa, ma kaʻai e mollusks.

Heʻahahui you a me ka lawaia

'Akelanika' sturgeon i ka ia'na. I ka helu ana o na kanaka meaʻuʻuku loa i keia la, hopu i ka 'Akelanika' sturgeon ua papa ia ma ka'āina oʻEulopa. Nolaila, e olelo aku i loaa 'Akelanika' sturgeon, ia mea pilikia. About kapa, pohihihi i ka olelo. Kekahi mea i maopopo, ina hiki e hoihoi hou ia ka helu, a me ka iʻa o ka 'Akelanika' sturgeon e e hiki, a laila ia e ia he loa ikaika lawaiʻa koʻokoʻo me ka maikai'alapa kūlaʻi. Loa pinepine hoopahele ae la i ia i halo o mua upena i spawning Polenekia.

I nā lā kahiko hele mai au ma ka nui loa 'Akelanika' sturgeon. Trophy lawaia, oa lawaiʻa makemake e kiʻi i ka lālā nui o na? Ueony, alaila kuu aku la kahaha ko oukou naau hopena. No laila, i loko o ka Neva River i ka MH 1851, ua hopu ia e kekahi wahine 'Akelanika' sturgeon he aneane 320 kg. Ma wahoʻono auka e paa ai ia manawa lawaia loaa 80 kg o ka caviar. Ma ke awawa o Finland lua specimen Ua loaa i ka 1934. He nui iʻa kaupaona 177 kg. I Lake Ladoga i loaa i ka manaʻoi trophy. Sturgeon hopu ma ka lōʻihi ua ma kahi o 3 m + a kaupaona 130 kg. effigy Ua i mai ka ili o ke kanaka nunui, a ua waiho ia ma ka Hale Hōʻikeʻike o ka Academy o Sciences ma St. Petersburg.

Ka hope hoopaa i ka mea o ka? Iecaianoaaiiie o 'Akelanika' sturgeon iloko i ka makahiki 1984. Ua Ua loaa wahine 1.5m lōʻihi, he pāʻumi - 30 kg.

I kēia manawa hoʻopaʻa i ka 'Akelanika' sturgeon mālama i loko o ka Black Sea kokoke i ka muliwai Rioni.

No ke aha la ho'ēmi i kā helu

Nui poino i ka helu o ka 'Akelanika' sturgeon i kanaka haʻawina. Ma nā muliwai i kukuluia makua a me ka makua. No ka laʻana, ka Volkhov River, a komo i ka 'Akelanika' sturgeon spawn mai Lake Ladoga, i wahi i ka 1926 e ka makua. Ma nā makahiki, e pili ana i sturgeonsʻikepili ua hou hōʻike i loko o keia muliwai.

Man hookuu i na muliwai a me ke kai, hanalima wastewater, wai haumia ea e loli ai i ka nui o ka iʻa. Spawning sturgeon e ae mai i ka lana laau. Nui ilpko o loaa i loko o kekahi mau mea, ano ala a me ka popoʻole, ka uhaʻiʻana i ka ka oxygen? Eia.

Ma ka manawa, e Puzzle epekema ma cryopreservation o genomes e e hiki ke recreate i ka nānā. Mau hana, e 'ai pono me ka piha ke alu like' ana o nā'āina i hopohopo wale.

Game "Lūkini lawaia"

Hoopahele ae la i ka 'Akelanika' sturgeon keʻaʻole pono trophy lawaiʻa. I kēia lā, loaʻa nō online, pāʻani, kahi e hiki hōʻike aku i kou akamai pū nō hoʻi i loko o kaʻike kamepiula honua. "Russian lawaiʻa" (PP) - i ka holoholona hihiu ma ka i 'oe e maopopo hoopuni i ka novice. Ma ka Neva River 'Akelanika' sturgeon hopu i loko o ka kūikawā henua kapaia ka o Petero a me Paul hūlili. Kēia lawaiʻa hiki koke EII ni pae i loko o ka holoholona hihiu, me ka noi ana hou dala.

Kōkua paha no beginners:

• Inā 'oe Paʻa ihola iā ia i ka nui rybehu, inu waiʻona, a ai iho ai.
• Lālau sturgeon maikaʻi ma luna o ka lana, no laila, e hiki ke loaa hou ka hoao ana i loko o ka laua.
• Inā loaa ia liilii, hookuu ia mai i ke koʻokoʻo.

Inā 'oe makemake e pāʻani ai i loko o ka PP 3,7. (Neva), 'Akelanika' sturgeon e eʻoiaʻiʻoʻoe kuʻu. E hana i kēia, e pono e pana aku au i kahi o 2 miliona rubles hihiu. Ka laka 'Fish uku o 450 ths. No 1 apana, no ka mea hoi oe e pono ai ma ka liʻiliʻi loa ekolu. Good, ikaika pōkaʻa e loaʻa ma ka liʻiliʻi loa 450 tausani. Maunu ke kuai a hopu oe ia oe iho.