Yet, should we expect functional differences between native and invasive species of generalist organisms like freshwater crayfish? Some existing evidence has pointed to native and invasive crayfish species as ecologically equivalent. We contribute to this literature by comparing the tro...
Galib SM, Sun J, Twiss SD, Lucas MC (2022) Personality, density and habitat drive the dispersal of invasive crayfish. Sci Rep 12:1114 Article PubMed PubMed Central CAS Google Scholar Gallardo B, Aldridge DC, González-Moreno P, Pergl J, Pizarro M, Pyšek P, Thuiller W, Yesson C...
severity of damage, and the size of their invaded range relate to their total impact. In its original formulation, the authors assumed a constantper capitaimpact over time for a pest with a given range size, where impact is related only to abundance and species spread. However, the empirical...
Paraná and São Paulo States in Brazil. The first two negatively changed fish community structures, and the crayfish preyed on native toads (Rhinella ornata). In the Chacamax River, Chiapas State, Mexico, explosive growth of an introduced population of stoichiometrically unique, phosphorus (P)-...
“terrestrial matrix”. A crayfish that is dumped on land will quickly dry out and fail to survive more than a day. Introduced to a lake too low in dissolved calcium, the crayfish may live for a while but fail to molt. Introduced to a lake with sufficient calcium but lacking habitat ...
including the crayfish plague agent (Aphanomyces astaci), African jewelfish (Hemichromis bimaculatus), and Asian swamp eel (Monopterus albus). The USFWS has provided funding to the California University of Pennsylvania to develop eDNA protocols for the detection of the rusty crayfish (Orconectes rus...
(Dick et al.2002; Piscart et al.2011; MacNeil et al.2011; Boeker and Geist2015). Predation byD. villosusmay be an important mechanism behind these changes. In the laboratory,D. villosuswill consume a wide range of animal prey, including aquatic bugs, leeches, isopods, juvenile crayfish, ...
Signal crayfishTrophic positionUrban lakesWashington StateImpacts of invasive species may manifest most strongly if these organisms are highly distinct functionally from the native species they often replace. Yet, should we expect functional differences betw...
“terrestrial matrix”. A crayfish that is dumped on land will quickly dry out and fail to survive more than a day. Introduced to a lake too low in dissolved calcium, the crayfish may live for a while but fail to molt. Introduced to a lake with sufficient calcium but lacking habitat ...
including the crayfish plague agent (Aphanomyces astaci), African jewelfish (Hemichromis bimaculatus), and Asian swamp eel (Monopterus albus). The USFWS has provided funding to the California University of Pennsylvania to develop eDNA protocols for the detection of the rusty crayfish (Orconectes rus...