5
Table 1.1
Bacterial pathogens of freshwater and marine fi sh
Pathogen
Disease
Host Range
Geographical distribution
Anaerobes
‘ Catenabacterium’
sp
–
grey mullet ( Mugil auratus
),
USA
Clostridiaceae representative
redfi sh ( Sebastes
sp.)
Clostridium botulinum
botulism, visceral toxicosis
Salmonids, channel catfi sh
(Ictalurus punctatus)
Denmark, England, USA
Eubacteriaceae representative
Eubacterium tarantellae
eubacterial meningitis
striped mullet ( Mugil cephalus
)
USA
Gram-positive bacteria – The ‘Lactic
Acid’ bacteria
Carnobacteriaceae representative
Carnobacterium maltaromaticum
pseudokidney disease
Lake whitefi sh (Coregonus
clupeaformis)
USA
meningoencephalitis
trout and salmon ( Oncorhynchus
sp.)
salmon shark (Lemna
Carnobacterium piscicola
lactobacillosis, pseudokidney disease
salmonids
North America, UK
Enterococcaceae representatives
Enterococcus (Streptococcus) faecalis
subsp. liquefaciens
–
bullhead ( Amiurus bebulosus
)
Croatia
Vagococcus salmoninarum
lactobacillosis, pseudokidney disease, peritonitis,
septicaemia
Atlantic salmon (Salmo salar)
,
brown trout (Salmo trutta)
,
rainbow trout
Australia, France, North
America, Turkey
Lactobacillaceae representative
Lactobacillus
spp.
lactobacillosis, pseudokidney disease
salmonids
North America, UK
(continued)
1 Introduction