For all those wondering, “how long does fish take to fry?”: As a rough estimate, it takes about 3 to 4 minutes per side to pan-fry the average fillet. Once the first side is golden, flip the fish over, using tongs or a large metal spatula such as this OXO Fish Turner, ($14, Target) and a fork to steady the fish. This fish would only have value if caught in a tournament that offers prize money for blue marlin,” said Madelyne Rowan, tournament director. “In order for a blue marlin to have the potential to be worth a million dollars in the White Marlin Open, approximately $20,000 in entry fees would need to be paid,” Rowan added. The most expensive fish, which is also hard-to-find, include the varieties of swordfish, king salmon, yellowfin tuna, puffer fish, and bluefin tuna. The prices per pound for these high-end fish can reach $20 per pound or more, depending on whether you are cooking it at home or ordering from a restaurant. Bot. Fugu, also known as pufferfish, is considered a delicacy in Japan and is typically quite expensive. The price can vary depending on the location and the type of fugu being served, but on average a plate of fugu sashimi can cost around 5,000. Quora User. A Garra Rufa fish costs anywhere between $5 and $16, depending on the place you buy it from, the type of fish, and the quantity. For instance, a Garra Rufa Obtuse would cost you anywhere between $10 and $15 per fish. According to a member of the allaquariuminfo.com forum, the price of this doctor fish is around $6. The first is the type of person that believes you can just run to the store, grab a $10 fishbowl, a $0.30 goldfish, and a $5 container of fish food, and you’re all set.Totals. Fish $1-40 Plants $5-25 Food $10-30 Supplies $10-20 Total $56-375. Salmon are carnivores and eat other fish. In the early days of fish farming, fish was ground into meal and pressed into pellets that looked like dog food. It would take 10lb of wild fish (dry The Bluefin Tuna is by far the most expensive fish to eat in the world. Hailing from Tokyo, Japan, the sea creature has been sold for as much as $3,603 per pound. If you think that’s steep, also consider that this type of fish has been sold in the past for $1.8 million and more recently for $3 million. XwP7.