Arida City is an area with a high number of tourists visiting the fish market in Wakayama, serving as a home port for small-scale boat bottom trawling, Seto Inland Sea boat bottom trawling, and single-line fishing. The city boasts a yearly landing of over 300 fish species, with the Tachiuo fish being the top catch, not only in the prefecture but also in Japan. The "Minoshima" brand, in particular, is well-known. At Minoshima fishing port, a fleet of yellow "Utase-sen" boats returns around 3 p.m., with numerous carts waiting at the port to transport fresh fish for auction. The vast area is equipped with large facilities and ample parking, easily accessible within about an hour from Osaka and Kansai International Airport. The locally cherished "Hama no Utase" direct sales and dining facility, named with the heartfelt thoughts of local fishermen, is open within the Minoshima fishing port.

The Ooi Area of Arida City faces the Kii Channel and is a thriving town having abundant fishery resources. Traditional octagonal net fishing using fixed nets is carried out from early morning, with men heading out for fishing. Arida City is known for having the highest catch of hairtail in Japan, including Minoshima Fishing Port, and hairtail, known as "taccho" or "Kishu Kinotachi," is a high-class fish. At Ooi Fishing Port, boats return before dawn, and the caught fish are auctioned off. This area serves as a base for large fixed net fishing and drift net fishing, with the octagonal fixed nets known for their feature of causing minimal damage to the fish, resulting in the capture of beautiful fish.