I’ve tried a few night trips, and doing snorkeling near Praslin beforehand is actually a smart idea. You get a sense of the currents, reef locations, and depth changes. If you want tips about planning and what to bring,
https://charterclick.sc/our-services/fishing-seychelles covers night trips and explains techniques for catching species that are more active after dark. On my first night, following the crew’s guidance made it exciting and safe — we ended up with a couple of big tuna, and I learned a lot about offshore conditions I never noticed during daytime fishing.