Krill yog ib lo lus dav dav siv los piav txog 86 hom crustaceans pom hauv qhib dej hiav txwv. Lawv zwm rau pawg crustaceans hu ua euphausiids. Antarctic krill yog ib qho ntawm 5 hom krill uas nyob hauv Dej Hiav Txwv Yav Qab Teb, sab qab teb ntawm Antarctic convergence.
krill tuaj yeem pom nyob qhov twg?
- Krill yog cov crustaceans me me ntawm qhov kev txiav txim Euphausiacea, thiab pom muaj nyob hauv txhua lub ntiaj teb dej hiav txwv. …
- Krill suav tias yog qhov tseem ceeb ntawm kev sib txuas ntawm qib trophic - ze rau hauv qab ntawm cov khoom noj khoom haus. …
- Krill yog nuv ntses lag luam nyob rau sab qab teb hiav txwv thiab hauv dej nyob ib ncig ntawm Nyiv.
Krill nyob hauv dej hiav txwv?
Krill yog pelagic, i.e. nyob hauv hiav txwv qhib, thiab sib sau ua ke hauv cov swarms ntom ntom ntawm ntau dua 10,000 tus neeg ib cubic meters ntawm dej.
Krill yog dab tsi?
Lub Antarctic krill yog ib qho tsis tshua muaj neeg, pelagic crustacean ib txwm nyob rau cov dej nyob ib puag ncig Antarcticathiab yog ib hom tsiaj tseem ceeb tshaj plaws nyob ze rau hauv qab ntawm Southern Ocean zaub mov webs.
krill tshaj plaws nyob qhov twg?
Antarctic krill ib qho ntawm lub ntiaj teb cov tsiaj uas muaj ntau tshaj plaws hauv ntiaj teb. Cov kws tshawb fawb kwv yees cov biomass ntawm Antarctic krill yog nyob ib ncig ntawm 380 lab tonnes - ntau dua li qhov hnyav ntawm txhua tus neeg hauv ntiaj teb. Lawv yog hom tseem ceeb ntawm cov zaub mov feem ntau nyob rau sab qab teb hiav txwv.
