add hydrography data

Add hydrography data for the so-ii perimeter with 3 different levels of detail

assigned to @david.nortes-martinez

created merge request !3 (merged) to address this issue

mentioned in merge request !3 (merged)

mentioned in commit 493c2a80

mentioned in commit f42cae11

mentioned in commit 681a3657

closed via merge request !3 (merged)