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Sediment Quality in Puget Sound Year 2 - Center for Coastal ...

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Table 18. Spearman-rank correlation coefficients (rho, corrected <strong>for</strong> ties) and significance<br />

levels (p) <strong>for</strong> results of four toxicity tests and concentrations of Low Molecular Weight<br />

Polynuclear Aromatic Hydrocarbons (LPAH) <strong>in</strong> sediments <strong>for</strong> all 1998 central <strong>Puget</strong><br />

<strong>Sound</strong> sites (n=100).<br />

Chemical Amphipod (p) Urch<strong>in</strong> (p) Microbial (p) Cytochrome (p)<br />

survival fertilization biolumi~~esce~~ce P450 HRGS<br />

1,6,7-<br />

Trimethylnaphtl~alene<br />

1 -Methylnaphthalene<br />

1 -Methylphenanthrene<br />

2,6-Dimethylnaphthalene<br />

2-Methylnaphthalene<br />

2-Methylphenanthrene<br />

Acenaphthene<br />

Acenaphthylene<br />

Anthracene<br />

Biphenyl<br />

Dibe~~zothiophene<br />

Fluorene<br />

Naphthalene<br />

Phenanthrene<br />

Retene<br />

Sum of 6 LPAHA 0.08 11s -0.555 **** 0.352 11s 0.579 ****<br />

Sum of 7 LPAHAA 0.101 ns -0.466 *** 0.046 ns 0.897 ***:K<br />

Total LPAH 0.106 ns -0.465 *:%* 0.01 7 ns 0.909 ***:k<br />

'6 LPAH = def<strong>in</strong>ed by WA Ch. 173-204 RCW; Acenaphthene, Acenaphthylene, Anthracene,<br />

Fluorene, Naphthalene, Phenanthrene, carbon normalized.<br />

^7LPAH = def<strong>in</strong>ed by Long et al., 1995; Acenaphthene, Acenaphthylene, Anthracene, Fluorene,<br />

2-Methylnaphthalene, Naphthalene, Phenanthrene<br />

ns = p > 0.05<br />

* - p 5 0.05<br />

** = p 5 0.01<br />

*** = p 5 0.001<br />

**** = p 5 0.000 1<br />

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