The Volga: Between two of the largest islands, there is a small islet only accessible by boat. It is located at the mouth of the bay of the southern island. The note is at the center of the islet, sitting on a wooden plank.
Brother, I totally understand your lack of confidence - but he was telling the truth. I got the information from him personally, you know what I mean. X is where they hid all the good stuff they were carrying to the terminal, no doubt about that.
We have to move quick if we want that loot. I know you will need to take Luzga on board to help you, and as a respectable man I agree to an even three-way split. You will do all the footwork, yes, but I have given you the map, my gun and will also keep the rest of the boys busy with the game while you dig.