With 97 Fishing and 99 Cooking, you can expect to gain about 23,500 Fishing experience, 26,400 Cooking experience, and about 1,500 scales per hour (about 200–225 eels).
The maximum amount of scales acquired from every dissected sacred eel increases in 8-level intervals, capping at a boosted level of 104 (9 scales).[1]
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