About the Species Ib evolutionary tseem ceeb unit evolutionary tseem ceeb unit Ib evolutionarily tseem ceeb unit (ESU) yog cov pejxeem ntawm cov kab mob uas suav hais tias txawv rau lub hom phiaj ntawm kev txuag Delineating ESUs yog ib qho tseem ceeb thaum xav txog kev txuag. Lo lus no tuaj yeem siv rau txhua hom, subspecies, haiv neeg, lossis pejxeem. https://en.wikipedia.org › wiki › Evolutionarily_significant_unit
Evolutionarily tseem ceeb unit - Wikipedia
of coho salmon yog teev tias muaj kev phom sij thiab peb ESUs tau teev tseg raws li kev hem thawj raws Txoj Cai Endangered Species Act. Central California ntug dej hiav txwv Coho ESU yog ib qho ntawm NOAA Fisheries NOAA Fisheries Lub National Marine Fisheries Service (NMFS), lub npe hu ua NOAA Fisheries, yog lub tebchaws United States tseemfwv lub luag haujlwm rau kev saib xyuas ntawm lub tebchaws marine resourceshttps://en.wikipedia.org › National_Marine_Fisheries_Service
National Marine Fisheries Service - Wikipedia
'Nyob hauv qhov tsom teeb.
Cov kab mob muaj kev phom sij?
Coho salmon hauv Central California ntug dej hiav txwv tau poob ntau dua 95% los ntawm cov neeg keeb kwm keeb kwm. Lub ntses muaj kev tiv thaiv raws li ib hom kab mob uas muaj nyob rau hauv Teb Chaws Asmeskas Muaj Kev Nyab XeebTxoj Cai Lij Choj thiab Txoj Cai Li Cas California Endangered Species Act.
Puas yog coho salmon nyob rau hauv daim ntawv teev cov kab mob endangered?
Qee cov pejxeem ntawm sockeye salmon, coho salmon, chinook salmon, thiab Atlantic salmon yog teev raws li endangered Sockeye salmon los ntawm Snake River system tej zaum yog cov ntses salmon uas muaj kev phom sij tshaj plaws. Coho salmon nyob rau hauv qis Columbia River tej zaum yuav ploj mus. Salmon tsis muaj kev phom sij thoob ntiaj teb.
Puas yog coho salmon overfished?
Cov xwm txheej ntawm cov pej xeem coho hauv California thiab Pacific Northwest sib txawv. Raws li xyoo 2020 ntau tus neeg cov khoom lag luam tsis tau hla dhau, tab sis ib qho tau teev tias muaj kev puas tsuaj, thiab peb raug suav tias raug hem raws li Txoj Cai Endangered Species Act (ESA).
Puas muaj pes tsawg hom tsiaj tuag txhua hnub?
Convention on Biological Diversity xaus lus tias: "Txhua hnub, txog li 150 hom ploj lawm." Qhov ntawd tuaj yeem yog 10 feem pua ntawm ib xyoo caum.
