This isn't quite exact, but 1/4 cup of butter (so a half stick if you're in the US) is 57 grams according to the conversion chart from allrecipes below. So use just a slightly heavy 1/4 cup or 1/2 stick.
Yellowtail, including Yellowtail Jack (Seriol landei), are recognized by a yellow stripe across their body and their yellow tail. Range & Habitat: Yellowtail is caught year round, but more commonly during summer in the Pacific Coast and the Sea of Cortez. They are caught primarily with hook and line, and their average weight is 10 to 20 lbs.
The yellow anaconda is the second largest type of anacondas in the world. An adult yellow anaconda has a length between 10 and 15 feet and weighs up to 60 kg. Yellow anacondas are endemic to South America. They inhabit in swamps, marshes and rivers. This big snake is a non-venomous member of boa snake family.