Section 9020 Of Article 1. Traps From California Fish And Game Code >> Division 6. >> Part 3. >> Chapter 4. >> Article 1.

. (a) Subject to Section 8400, California killifish (Fundulus parvipinnis), mudsuckers (Gillichthys mirabilis), yellowfin gobies (Acanthogobius flavimanus), shiner perch (Cymatogaster aggregata), and staghorn sculpin (Leptocottus armatus) may be taken with baitfish traps under a general trap permit issued pursuant to Section 9001.
  (b) A baitfish trap shall not exceed 12 inches in width, 12 inches in height, and 36 inches in greatest length with entrance at small ends of funnels or fykes not to exceed 2 inches in diameter.