Crossword clue: to clean, as a ship's bottom of adherent shells, seaweed, etc., by the application of fire and scraping.
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
any of various usually edible freshwater percoid fishes having compressed bodies and shiny scales; especially (but not e