What are these protrusions at the rear end of the Duguay-Trouin?

[Jareel_Skaj 298]

Image explains it all:

 

 

What are these?

 

They do appear on historic photos of the class, but in a somewhat different form, though it is hard to tell details:

 

[Magiaconatus 1,679]

Propeller guards.

[Jareel_Skaj 298]

Cheers I'm stupid, lol

Edited March 20, 2023 by Jareel_Skaj