Response to Reviewer 2

Abstract

1 General comments A1 .On the temporal extent of the dataset. While the relatively short duration of the dataset had been mentioned in the manuscript, we have expanded upon the implications of this for our results and modified the title to include the season.A2. On the impact of model changes on MLD estimation. The reviewer questioned whether the impact on MLD performance of other changes between model versions can be assumed to have a minor impact. We agree that it is not possible to completely isolate these other impacts, but our analysis was designed to minimise the impact of changes other than the vertical mixing scheme. We also note that the configuration of C1