Lub smelt txav los ntawm pas dej mus rau hauv tributaries thaum ntxov caij nplooj ntoos hlav mus rau ntses. Kev yug me nyuam muaj feem xyuam rau lub caij nplooj ntoos hlav thaw thiab feem ntau pib tom qab ua kom sov nag los nag thaum dej kub txog 5-7 degrees Celsius (C) lossis 42-44 degrees Fahrenheit (F).
Yuav ua li cas ua rau smelt khiav?
Thaum 38 txog 40 degrees, Plaub Hlis Ntuj Lake Michigan dej kub tau txias dhau los ua rau khiav, nrog 42-45 zoo tagnrho rau cov smelt spawn. … 'Tub kub ua rau muaj ntau hom tsiaj thaum nws los txog rau spawning. Rau smelt nce kub ua raws li lawv qhov tshwm sim.
smelt khiav qhov twg?
Smelts yog ib tsev neeg ntawm cov ntses me, Osmeridae, pom nyob rau hauv North Atlantic thiab North Pacific Oceans, nrog rau cov dej ntws, ntws thiab pas dej hauv Europe, North America thiab Northeast Asia.
Ntawm qhov kub thiab txias npaum li cas?
Smelt ntws ntws thaum dej kub nce mus txog 40-45o F, pib lub Plaub Hlis. Smelt yuav dipped nyob rau hauv ib lub vas tsis tshaj 14 ntiv tes nyob rau hauv lub cheeb txhua lub sij hawm, hnub poob rau hnub poob - qhov txwv yog 9 quarts. Lawv yuav tsum tau khov tam sim ntawd, vim lawv mus sai sai.
smelts nyob ntev npaum li cas?
Crossman thiab Scott hais tias nyob rau hauv qhov zoo tshaj plaws thiab cov pas dej loj, zaj sawv smelt yuav ncav cuag 35.6 centimeters (14.0 nyob rau hauv) thiab tuaj yeem nyob tau tshaj xya xyoo.