The Lakes of Killarney, the Caragh Lake, Waterville, Inniscarra and Ballyhass are all well-stocked wetlands.
There's two alternatives for accommodation: rent a condo or book to expensive hotels. If you're looking for a visit to the rainforest, you should Daintree National Park. https://sites.google.com/view/emerald-of-katong-showflat/home