Me and Marc Laforge from Gemtec went out on the Saint John River this morning to measure the thickness of the ice and layout points A,B, C and Hole #3 (see attached images). Hole #3 is where we saw some interesting images last time we did a sonar survey on the ice back in 2004. Sonar technology has come a long way in the last decade alone. Not sure when and if the new sonar survey will happend but we will see what comes of it. On the river today the ice ranged between 16