Raw Spotted Yellowtail

About 4c on Beta · Horde (5 hours ago), 3s 0c on Beta · Alliance (24 hours ago), and 4c on Beta · Horde (1 day ago), from player scans. A vendor pays 4c, so the auction house pays 1× more.

2 recipes: Spotted Yellowtail and Specklefin Feast.

No. It is in Classic Era too, with the same item level, vendor price and stack size.

Sell it to a vendor. A stack of 20 brings 80c there — more than the auction house nets after its 5% cut.