Marksman seen as the flower of English football? (6)

I believe the answer is:

fowler

I'm a little stuck... Click here to teach me more about this clue!

'marksman' is the definition.
The answer and definition can be both people as well as being singular nouns.
Maybe they are linked in a way I don't understand?

'as the flower of english football?' is the wordplay.
'flower' anagrams to 'FOWLER'.
However, I'm unsure how the anagram is indicated.

'seen' is the link.

Can you help me to learn more?

(Other definitions for fowler that I've seen before include "One who catches or shoots game birds" , "One hunting birds" , "Hunter" .)

I've seen this clue in the Evening Standard.

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