But I think MDL is from California... anyway I think if he/she gets this permit then they may be good to go...
You probably need a collector's permit too, it you are collecting them from CA waters...
http://www.dfg.ca.gov/licensing/commfishbus/cfb_fees.html
Marine Aquaria Receiver's Permit $1,742.25 Any person engaged in the business of receiving live marine species native to California waters for the purpose of wholesaling or retailing these species for pet industry or hobby purposes must obtain a Marine Aquaria Receiver's License.
You probably need a collector's permit too, it you are collecting them from CA waters...
http://www.dfg.ca.gov/licensing/commfishbus/cfb_fees.html