How many letters does the top answer for “malacology scientist” have?

The most common answer is lowe (4 letters).

Crossword clue: malacology scientist

3 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

lowe 4 letters wd-fact-v3

thunberg 8 letters wd-fact-v3

valenciennes 12 letters wd-fact-v3

a type of bobbin lace with floral patterns

scientist scientist 50% similar → bacon, yakovlev