SG156 completed dive 19 at 31/10/17 16:10 to 178 m in 56 minutes, covering 0.8 km over ground. 0 errors, 1 retries. Next call due 31 Oct 17:07. Battery remaining 80.9% (high)/98.9% (low).

SG157 completed dive 21 at 31/10/17 16:00 to 181 m in 48 minutes, covering 0.7 km over ground. 0 errors, 1 retries. Next call due 31 Oct 16:50. Battery remaining 99.0% (high)/99.2% (low).