Thank you very much for the feedback @tbrk, @Oceane_Roh, @veesketch! Good point on the 5th one Oceane, haven't thought about that but I do see what you mean. Keeping the clothing simple is what I aim for indeed since the body is already a more complex thing on its own.
A bit more about her: she is a powerful defender, a hostile guardian. Her one and only duty is to endlessly roam the shores and the shallow seas while hunting whatever may disturb the water's peace – and this duty she fulfills at any cost. The waters lend her aid and bend to her very will. They keep her alive while she belongs to the waters – she needs water and water needs her.