The main techniques are purse seining and trawling. The fishery employs the technique of purse seining. Individual counts are conducted via seining and trapping. Goldstripe darters are vulnerable to seining and electroshocking for sampling purposes. Kick seining and snorkeling are the most effective methods to assess populations. Monitoring of this species has been done by seining and performing sample counts. Methods of fishing include pole and line, long-line fishing, trolling, and some purse seining. More modern methods usually involve small aperture nets and purse seining. Scottish seining ("fly dragging") was a later modification. The movement of the sticks during seining helped keep the fish together. Two methods were in use at the time&colon; seining and drifting. For fishing, "Grampus" was rigged for trawling, hand-line fishing, gillnetting, seining, dredging, and squid jigging. In order to catch the herring, the Japanese had a way of fishing called seining. Sport fishermen take it by angling and seining, and then use it as bait. Purse seining largely took over commercial tuna fisheries in the 1960s and 1970s.