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Toxicity of Fire Retardant Chemicals to Aquatic Organisms: Progress Report

Table 3

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Table 3. Life stages of fathead minnow tested with five fireretardant chemicals in ASTM soft and hard waters. Sizes are mean (range in parentheses) of control fish.

Life Stage	Water type	Lot no.	Age1	Weight (g)	Length (mm)
Egg	Soft	1	32	0.0093	-
	Hard	1	32	0.0093	-
Swim-up	Soft	2	1	0.0084	6
					(5-6)5
	Hard	3	1	0.0034	5
					(4-5)5
30 day	Soft	4	32-38	0.041	18
				(0.023-0.076)5	(16-22)5
	Hard	4	30-36	0.032	16
				(0.011-0.050)5	(13-19)5
60 day	Soft	4	53-59	0.118	24
				(0.034-0.298)6	(17-32)6
	Hard	4	53-59	0.118	24
				(0.034-0.298)6	(17-32)6

Fish source: NFCRC, Columbia, MO.
¹ =Days post hatch day to test initiation;
² =Days post fertilization to test initiation;
³ =Pooled weight of 10 eggs;
⁴ =Pooled weight of 10 fry;
⁵N=10;
⁶N=20 (pool of hard and soft treatments).

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