Build: 38862
Operation System: Windows 10
Platform: Steam
I don’t know if this is just missing content, or there is indeed an issue with all these ships not having their respective animations, but those regarding to their movement and idle state are not visible on most ships, except for the Trireme ones.
Thanks for the report SlenderBadger98!
This is now being tracked.
Animations are still missing on build 46777 
war galley does not have moving oars
The only naval unit that has all animations working is regular trireme.
It’s not just the oar animations that are missing, but the idle ones as well. Here is a .GIF with all ships (including Fying Dutchman) and you can clearly see the trireme -facing a fire galley- is the only one having animations playing properly:
