Oyster 26: Under a short bridge in Flint County.
Oyster 27: Surprise, surprise! Under yet another bridge, close to the previous oyster.
Oyster 28: Hmm. Maybe just look under every bridge in the game.
Oyster 29: Under a bri-just kidding. This one's in a swimming pool.
Oyster 30: In the pond in the small park.
Oyster 31: Just off the pier on the eastern beach.
Oyster 32: Just past the pier.
Oyster 33: Under the bridge.
Oyster 34: Under the southeastern bridge.
Oyster 35: Southwestern corner of Los Santos.
Oyster 36: Off the coast west of the Los Santos airport.
Oyster 37: In the southern part of the channel at the beach.
Oyster 38: In the northern part of the channel at the Marina.
Oyster 39: In the water south of the lighthouse.
Oyster 40: Off the eastern coast of Flint County.
Oyster 41: Under a bridge in southern Flint County.
Oyster 42: Under a wooden bridge to the north of the previous oyster location.
Oyster 43: Under a bridge in central Flint County
Oyster 44: Under the bridge northwest of Mount Chiliad.
Oyster 45: In a pond in southwest San Fierro.
Oyster 46: Near the south end of the ship.
Oyster 47: At the northwest end of the airstrip.
Oyster 48: Off the beach with fences on it.
Oyster 49: In the middle boat docking bay.
Oyster 50: At the eastern (front) end of the ship.