What does the cryptic crossword clue "Less gear entangled in marine plant (8)" mean?

The definition is "marine plant". The wordplay uses an anagram. anagram of LESS + GEAR = EELGRASS; definition: "marine plant" The answer is EELGRASS.

Less gear entangled in marine plant (8)

Daily Mail Cryptic #17361 | 3 Down | 2024-05-20 flower