Table 3.

Chronic toxicity reference values^a for average daily doses of tpah for Harlequin Ducks (mg·kg body weight⁻¹·day⁻¹)^a.

	NOAEL	LOAEL
Female	2.14	22.01
Male	2.00	19.56

^aTRVs derived from toxicity studies on Mallard Ducks reported in Stubblefield et al. (1995a,b), following protocols of USEPA (2005, 2007).