Lub Severn nce ze ntawm tus dej Wye nyob rau sab qaum teb sab hnub tuaj ntawm Plynlimon (Welsh: Pumlumon), Wales, thiab ua raws li cov kev kawm semicircular pib mus rau sab qab teb mus rau Bristol Channel thiab Atlantic Ocean.
Tus Dej Severn estuary nyob qhov twg?
Lub Severn Estuary (Welsh: Aber Hafren) yog lub estuary ntawm tus dej Severn nyob rau sab qab teb-sab hnub poob ntawm Great Britain, ntws mus rau Bristol Channel ntawm England thiab South Wales. Nws qhov siab tidal ntau, kwv yees li 50 ko taw (15 m), txhais tau hais tias nws tau nyob hauv nruab nrab ntawm kev sib tham hauv UK txog lub zog tauj dua tshiab.
Tus Dej Severn huv li cas?
Hnub no tus dej tus dej tau txiav txim siab los ntawm Lub Chaw Haujlwm Ib puag ncig los ntawm 'zoo rau nruab nrab' hla 95% ntawm cov dej ntwstxawm tias tus dej raug kev noj qab haus huv; phosphate thiab nitrate thauj khoom los ntawm kev ua liaj ua teb, los ntawm kev kho dej phwj tuaj, kev lag luam thiab lwm qhov chaw.
Puas muaj ob tug dej Stours?
River Stour, Kent, tus dej hauv lub nroog Askiv ntawm Kent, thiab nws qhov chaw siab tshaj thiab cov tributaries: River East Stour. River Little Stour. …
Puas Severn Estuary s alty?
Salinity. Lub Severn Estuary yog ua los ntawm kev sib xyaw ntawm cov dej qab zib thiab dej ntsev, uas sib xyaw ntawm cov ntsiab lus sib txawv raws tus Estuary.
