1. Adjei ELL, Barnes A, Lester RJG (1986) A method for estimating possible parasite-related host mortality, illustrated using data from Callitetrarhynchus gracilis (Cestoda: Trypanorhyncha) in lizardfish (Saurida spp.). Parasitology 92:227–243
2. Alston S, Lewis JW (1994) The ergasilid parasites (Copepoda: Poecilostomatoida) of British freshwater fish. In: Pike AW, Lewis JW (eds) Parasitic diseases of fish. Samara, Dyfed, pp 171–189
3. Anderson MC, Adams H, Hope B, Powell M (2004) Risk assessment for invasive species. Risk Anal 42:787–795
4. Auld BA, Tisdell CA (1986) Impact assessment of biological invasions. In: Groves RH, Burdon JJ (eds) Ecology of biological invasions. Cambridge University Press, Cambridge, pp 79–88
5. Baker RHA, Black R, Copp GH et al (2008) The UK risk assessment scheme for all non-native species. In: Rabitsch W, Essl F, Klingenstein F (eds) Biological Invasions—from ecology to conservation. Neobiota, Berlin, pp 46–57