Lamprey River - he ano o ka Moana-parasite mea i hookoeia mai ai, mai ka wā kahiko

Lamprey River no a hiki i ka papa o ka iʻa cyclostomes (Cyclostomata), lampreys subclass (Petromyzones). Ua ola i loko o ka muliwai. Ma Rusia, ka mea, he kalepa waiwai.

He mai he elongated, nahesa-me ke kino o ma kahi o 40 knm lōʻihi, uhi me ka mucous hanau ili. Ke ano o kona pouli-oho me ka mea hao sheen. Waha prisasyvatelnoy waiho i loko o ka hopper, i nā kihi o ka i i aia ma luna o ke alelo a me ka niho. Ā ole. Ma luna o ke poo, ua unpaired nasal puka. Kona mau maka, he ekolu, elua o i mea maʻamau a ulu, a me ke kolu ike malamalama wale, no a hiki i ka wa e kaawale aku o ka maka aniani.

Ka hanu nā Ua hoakaka ia ma ka ehiku hui o branchial mauʻeke aia ma luna o nā kihi o ke kino a me ka wehe mawaho. Ka iwi ninoieo o cartilage. He lana, anuenue i ke kino, he nui e like me ka nahesa. Elua dorsal haloʻole (kākaʻikahi kekahi), caudal fin ravnolopastny, ka mea, i nā mea a pau i kākoʻo 'ia e cartilaginous kukuna. Hui kaulua haloʻoleʻAʻohe muliwai lamprey. Photo hōʻike kona pono.

Lamprey River ua maheleia i loko o ka bushing (noho Hawaiian wahi desalinated kai a me ka spawn ma ka muliwai) a me ka impassable (e noho ana ma ka muliwai).

Lamprey River - he ano o ka Moana a me ka parasite. I hanai ma omo i ke koʻana koko occupants ahupapa a i ka iʻa ma ka huki ia lakou mai o kaʻiʻo a me ke koko. Ua pakela ai, hoʻokahi omo kīʻaha, i hiki mau ai no na la he nui, mea hiki ke huki mai o ka luahi ke nui hou o ko lākou kaumaha. He nui nā iʻa ma hope o ia "ʻano o" make ana o kona mau eha, e like me kā lākou koko loaʻa waiwai i ua ālai 'clotting.

A makahiki ma mua spawning muliwai lamprey ekolu pohaku i ka ai. Ma kona kino, he mau mea hou i: degrades naʻau liʻiliʻi, salivary gland make, e merged dorsal haloʻole i loko o kekahi, o ka wahine mea akaka i ka loira fin, a hana hua, a me ke kane - wahine papilla a me ka waiu. Lōʻihi, a kaumaha i loko o nā sexes emi.

Hoʻopulapula muliwai lamprey ma na pauku o ka muliwai me ka māmāʻikena a me ka pebbly lalo, ma ka hohonu. Ma spawning, i ke kāne a kūkulu i ka punana ma ka eli ana i puka ma ka lalo. Female i ka manawa a pau lana ma luna ona, no ka'ōpū o kona poo, me he mea uwa. Ma ka hopena ka mea, ua wale iki deepens i ka puka. I ka pau, ka wahine attaches ia iho a hiki i ka pohaku ma ka punana, a me ke kane hoopili aku ia ia, ke kiʻekiʻe o pau ka ke omo kīʻaha a hiki i kaʻaoʻao o ke poo a me ka huelo wahī mai a puni ia. Products o ka reproductive glands i kiola ka poʻe. Ma hope o spawning, ke mau ua hūnāʻia i waena o nā pōhaku a me nā koke make.

O nā hua paha, i mea oi aku mamua o 20 tausani, 2 pule larvae ikea kapa peskoroykami. Ka mea, nana e like liʻiliʻi ilo yellowish waihoʻoluʻu. About 4 lā ka mea, hūnā ma waena o nā pōhaku ma luna o ka muliwai lalo, a hiki i 6 mm o ka lōʻihi, kanuʻiaʻo ia i loko o ka mud. 15 lā larvae haʻalele i kona e peʻe aku ai, a hele aku me ka pele, noho kahi e e kanuʻia i loko o ka mud a me kaʻai i ka līoho residues. Ke larval ke kahua mau ma kahi o 5 makahiki. Ma hope o metamorphosis ia lŘlŘ makua ke kahua, oiai i ka parasite ma ka muliwai lamprey nā muliwai poʻe e noho ana.

Kēia cyclostomes iʻa negatively reacts i ka malamalama. Ma muli o ia o kona lawaia. Lawaiʻa i kuʻu iho ma na kapa elua o ka muliwai kukui ikaika no laila, i ka waena i ka pouli e hooholo ia, a me ka ia i ka pahele e catches a, e hina ia.

I loko o kēia wā, muliwai lamprey he maikaʻi ono ano. A i ka wa e noonoo ia i nā iwi i loko o kona bile a me ka naʻau liʻiliʻi ole, alaila, keia mea i ka pono huahana e hiki keʻaiʻia a pau. Mamua o sayings ka mea, ua ua holoiʻia o nā mucus a palai i loko o nā pā, i kekahi manawa pickled.