From its establishment until today at the Museum is working on amendments to the collections and the popularization of science . The museum has 26 collections with about 90,000 museum objects . Since 1998th approached the arrangement permanent display using a modular approach and multimedia. Arranged as part of the permanent exhibition Sharks and rays creating sets and multimedia presentations ( CD - ROM with photos , images and video sequences ) , set a new permanent exhibition of the Geological History of the Adriatic where the genesis and development of the basin of the Adriatic Sea , and in the ground floor of the Museum edited is part of the permanent exhibition " Aquarium - a multimedia center ." The aquarium is open and workshop - playroom with educational games scientific content . 2004th The permanent exhibitions are open to birds and mammals Rijeka area Reptiles and Amphibians Rijeka area . The 2005th year in the museum environment governed by the Botanical Garden , and on the first floor in 2006 , a permanent exhibition Insects . All follow -up multimedia CD roms scientific content .