Title First records of the black bullhead Ameiurus melas (Rafinesque, 1820) and its parasites in Lithuania
Authors Rakauskas, Vytautas ; Kaupinis, Algirdas ; BinkienÄ—, Rasa ; Baker, Nathan ; Virbickas, Tomas ; Kudlai, Olena
DOI 10.3391/bir.2025.14.4.14
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Is Part of BioInvasions records.. Helsinki : Regional Euro-Asian Biological Invasions Centre Oy (REABIC). 2025, vol. 14, iss. 4, p. 929-943.. ISSN 2242-1300
Keywords [eng] invasive alien fish ; Ictaluridae ; nuclear and mitochondrial DNA ; ecological impact ; fish assemblage
Abstract [eng] This study documents a new introduction of Ameiurus melas in Lithuania, discovered within two lentic waterbodies in the summer of 2024. Specimens of A. melas were found at high densities, raising many questions about their potential impacts in the shallow, eutrophic waterbodies in which they were found. Using molecular and morphological identification, the identity of A. melas was confirmed from both waterbodies. The abundance and age structure of A. melas were evaluated and their potential introduction pathways are discussed. An initial parasitological survey revealed that the newcomer co-introduced a monogenean species of North American origin, Ligictaluridus pricei. The study also found that A. melas could facilitate the transmission of local trematodes of the genus Diplostomum in Lithuanian freshwater ecosystems.
Published Helsinki : Regional Euro-Asian Biological Invasions Centre Oy (REABIC)
Type Journal article
Language English
Publication date 2025
CC license CC license description