Fish are temporarily immobilized by treating water with?

VPH-0074

QUESTION

Fish are temporarily immobilized by treating water with?

OPTIONS

(A) Tylosin tartrate
(B) Thiabendazole
(C) Tricaine methane sulfonate
(D) Triclabendazole

ANSWER

(C) Tricaine methane sulfonate

EXPLANATION

Tricaine methane sulfonate (MS-222) is a standard fish anesthetic used for temporary immobilization. Tylosin, thiabendazole, and triclabendazole are antimicrobial or anthelmintic drugs, not routine fish anesthetics.

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