Table 6.1
List of alien freshwater taxa documented to have naturalised in South African fresh waters
Group
Species
Description
Origin
Vector
Pathway
First
reported
Introduction
status
Impact
status
Main reference
Invertebrates
Protozoa
Ichthyobodo necator
Ciliate parasite of C. carpio
Eurasia
Fisheries Contaminant 1983
N
DD
Smit et al. (2017)
Protozoa
Trichodina acuta
Ciliate parasite O. mykiss
N. America Fisheries Contaminant 1993
N
DD
Smit et al. (2017)
Protozoa
Trichodina uniforma
Ciliate parasite C. auratus
Eurasia
Pet trade Contaminant 1989
N
DD
Smit et al. (2017)
Protozoa
Ichthyophthirius
multifilis
White Spot
Eurasia
Fisheries Contaminant 1978
I
DD
Smit et al. (2017)
Protozoa
Apiosoma piscicola
Ciliate parasite C. auratus
Eurasia
Fisheries Contaminant 1983
I
DD
Smit et al. (2017)
Protozoa
Chilodonella
hexasticha
Ciliate parasite S. trutta;
C. carpio; C. auratus;
P. reticulata; O. mykiss
and two native
fishes
Eurasia
Fisheries Contaminant 1952
I
DD
Smit et al. (2017)
Protozoa
Chilodonella
piscicola
Ciliate parasite of
M. dolomieu
and two
native
fishes
Eurasia
Fisheries Contaminant 1982
I
DD
Smit et al. (2017)
Cnidaria
Craspedacusta
sowerbii
Freshwater Jellyfish
Eurasia
Not
known
Contaminant 1970s
I
DD
Smit et al. (2017)
Cestoda
Schyzocotyle
acheilognathi
Asian Tapeworm
Eurasia
Fisheries Contaminant 1980
I
DD
Smit et al. (2017)
Cestoda
Atractolytocestus
huronensis
Fish Tapeworm
N. America Fisheries Contaminant 2015
I
DD
Smit et al. (2017)
Monogenea
Craspedella pedum
Parasite of
C. quadricarinatus
Australia
Fisheries Contaminant 2017
I
DD
Tavakol (2017)
Monogenea
Diceratocephala
boschmai
Parasite of
C. quadricarinatus
Australia
Fisheries Contaminant 2013
I
DD
du Preez and Smit
(2013)
Monogenea
Didymorchis
sp.
Parasite of
C. quadricarinatus
Australia
Fisheries Contaminant 2017
I
DD
Tavakol (2017)
(continued)
6 Alien Freshwater Fauna in South Africa
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