CCCWC March competition voters’ comments on Clue no. 37

A clue to SEAWATER.
4 comments refer to this clue (from 3 competitors, 1 other)

Here is the text

Comments on the clue

1.	I really like this, even if the 'perceived' is cryptically superfluous.
2.	Feel 'This' would have worked better than 'What', but a great clue nonetheless
3.	I feel 'perceived' is extraneous.
4.	Good, not too obvious, definition.