Where to buy sushi-grade fish in Las Vegas

Sushi is made from different types of fish because other seafood doesn't give a taste. In Las Vegas, there are most places where you can buy sushi-grade fish. These are some of the places restaurants also buy for their all-you-can-eat sushi in las vegas buffet.

Ocean Group
The Butcher Block
Greenland supermarket
168 Market
Le favorita marketing