European mudminnow (Umbra krameri) offspring within the digestive tract of an adult Amur sleeper (Perccottus glenii) female.

 
 
  Part of: Somogyi D, Erős T, Mozsár A, Czeglédi I, Szeles J, Tóth R, Zulkipli N, Antal L, Nyeste K (2023) Intraguild predation as a potential explanation for the population decline of the threatened native fish, the European mudminnow (Umbra krameri Walbaum, 1792) by the invasive Amur sleeper (Perccottus glenii Dybowski, 1877). NeoBiota 83: 91-107. https://doi.org/10.3897/neobiota.83.95680