9361

• UCREFRP Catalog Number: 9361
• Author: Beyers, D. W. and C. Sodergren.
• Title: Assessment and Prediction of Effects fo Selenium Exposure to larval Razorback Sucker.
• USFW Year: 1999.
• USFW - Doc Type: Project 95/CAP-6 SE,
• Copyright Material: NO

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Table A2. Summary of mortality of fathead minnow exposed to dissolved selenium for 96 hours.
Fifteen animals per replicate, four replicates per exposure concentration. Concentrations are
mean (standard error) measured on one occasion from replicate exposure beakers (n = 3).
Cumulative mortality per replicate
Measured selenium
concentration (mg/L) Replicate 24 hours 48 hours 72 hours 96 hours
107(3.33) a 4 9 12 15
107 b 5 9 12 15
107 c 3 9 12 14
107 d 8 11 14 15
53.Oa a 1 4 10 13
53.0 b 2 4 8 12
53.0 c 0 4 7 11
53.0 d 0 2 9 15
27.0(.333) a 0 0 2 5
27.0 b 0 0 1 5
27.0 c 0 0 1 5
27.0 d 0 0 1 6
13.Oa a 0 0 0 0
13.0 b 0 0 0 0
13.0 c 0 0 0 0
13.0 d 0 0 0 0
6.53(.0333) a 0 0 0 0
6.53 b 0 0 0 0
6.53 c 0 0 0 0
6.53 d 0 0 0 0
.00530(.000142)b a 0 0 0 0
.00530 b 0 0 1 1
.00530 c 0 0 0 0
.00530 d 0 0 0 0
aMeasured concentrations were identical, consequently standard error could not be estimated.
bControl.
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