Actually a good spot here: 73.105.
Clip 65m for East Siberian sturgeon, Siberian sterlet, Burbot.
Fishing with float rigs for smaller species is very good too, at 10-15m from the ridge, 3m40 depth.
Trophies of the spot
Results of 2h30 of fishing
Edit: absolutely AWESOME WORK on this map. Tons of thanks to RF4's team!!!