Table 9.07: Chronic toxicity of selenium to marine fish

Species

Life Stage

Data type

Chemical

Salinity (g/kg)

Other Measured Parameters

Conc. in water (mg/L)

Conc. in diet (µg/g) dry wt

Effect

Reference

Cyrinodon variegatus (sheepshead minnow)

-

selenite

27.0

-

0.675

-

Chronic effect-early life stage

Ward et al., 1981

Morone saxatilis (striped bass)

wt-250 grams

F,M,1

-

33.0

Hardness = 30.0 mg CaCO₃/L; pH = 6.9; Temp. = 20.0 °C

-

(diet of red shiners) whole body Se conc. 9.600 ug Se/g wet wt

80-d study, mod. behav., little increase in weight, reduced condition factor ; elevated Se conc in muscle, histological damage to the liver and trunk kidney; and death of all fish within 78 days.

Coughlan and Velte, 1989

eggs 24 hr postfertil.

F,M,1

-

-

Temp. = 20.0-26.0 °C

0.090

-

post fertilization through 60-d posthatch, significant number of deformities

Klauda, 1986

-

-

selenate

-

Hardness = 3.5-5.5 mg CaCO₃/L

0.039-1.360

-

9-65-d, significant incidence of development anomalies of lower jaw

Klauda, 1985

-

-

selenate

-

Hardness = 3.5-5.5 mg CaCO₃/L

1.290

-

45-d, significant incidence of severe blood cytopathology

KEY

LC = Lethal Concentration

1 = Primary

M = Measured

EC = Effective Concentration

2 = Secondary

N = Nominal

S = Static Test Method

NA = Not Available

F = Flowthrough Test Method