This is the moment a line of surfers 棒 a five-星／主役にする Severn Bore as the rare natural 現象 現れるd in daylight today for first time in five years.
The Bore, a 高潮，津波 that occurs in the lower reaches of the river, was 明白な this morning as it 殺到するd up between Newnham-on-Severn and Over in Gloucestershire.
Hundreds of 観客s lined the riverbank and 橋（渡しをする）s to catch a glimpse of the first and only five-星／主役にする bore of the year, while dozens of surfers and paddleboarders 試みる／企てるd to catch the wave.
The Severn Estuary receives the second highest tide anywhere in the world and the difference between the lowest and highest tides in one day can be more than 47 ft.
These high or spring tides occur on several days in each lunar cycle throughout the spring and autumn and the bore is 原因（となる）d when the 後継の tide is funneled into an ますます 狭くする channel against the 現在の of the river.
The Bore, a 高潮，津波 that occurs in the lower reaches of the river, was 明白な as it 殺到するd up between Newnham-on-Severn and Over in Gloucestershire
Dozens of surfers and paddleboarders 試みる／企てるd to ride the wave - with 変化させるing success?
The Severn Estuary receives the second highest tide anywhere in the world and the difference between the lowest and highest tides in one day can be more than 14.5 metres (47 feet)
Today was the first time the bore has reached its 頂点（に達する） 'five-星／主役にする' status in daylight for five years.?
Every year 熱中している人s flock to the river in an 試みる／企てる to surf along the wave while thousands of 観客s watch.
Six surfers, Will, Beth, Sarah, Arron, MJ and Alex, travelled from Bristol to ride the bore today and 述べるd it as?'one of the best minutes of our lives'.
Speaking to the BBC, they 追加するd that there was a strong 現在の and that the bore was 'hard to catch'.
Another surfer, Steve King, said the challenge with a 選び出す／独身 wave was the need to leave enough space for everyone else.?
'We're all trying to catch the same wave, so 30 or 40 people are on it,' he said.?
Cornish surf 指導者 Peter Abell 提案するd to his 海洋 biologist girlfriend Angie de Burgh while riding the bore in 2016.?
ビデオ shows the pair balancing on their boards as the 高潮，津波 sweeps up the River Severn, before Angie shouts: 'Yes.'
The 位置／汚点／見つけ出す 持つ／拘留するs special significance for Peter and Angie because its where their love of surfing first brought them together in 2013.?
Today was the first time the bore has reached its 頂点（に達する） 'five-星／主役にする' status in daylight for five years
Every year 熱中している人s flock to the river in an 試みる／企てる to surf along the wave while thousands of 観客s watch
Surfers waiting for the bore to make its way に向かって them this morning?
Surfers walk into the River Severn ahead of the arrival of the bore?
