SALINITY
Set to 2 different clues across 2 published puzzles, most often “Marine aquarist's concern” — The New York Times, Friday, 29 October 2004.
8 letters
Every clue on record, most used first
- Marine aquarist's concernonce
The New York Times — Friday, 29 October 2004
- Sea qualityonce
The New York Times — Saturday, 29 June 1996