Table 8.1.3.2 The Effects of Chlorophenols on Marine Worms.

mg/L

chlorophenol

species/conditions

effect

ref.

polychaetes

Neanthes succinea

0.076

2,3,4,5,6-PCP

planktonic larval development and survival at 26C and 17 ppt salinity

reduced

282

Neanthes arenaceodentata

0.435

NaPCP

static bioassay

3-d LC₁₀₀

205

Ophryotrocha diadema

0.6

2,3,4,5,6-PCP

2 to 3 day old larvae, 21C, pH 8.1

96-h LC₅₀

93

0.9

2,3,4,5,6-PCP

2 to 3 day old larvae, 21C, pH 8.1

72-h LC₅₀

93

1.1

2,3,4,5,6-PCP

2 to 3 day old larvae, 21C, pH 8.1

48-h LC₅₀

93

1.2

2,3,4,5,6-PCP

adults, 21C, pH 8.1

72-h LC₅₀

93

1.2

2,3,4,5,6-PCP

adults, 21C, pH 8.1

96-h LC₅₀

93

1.5

2,3,4,5,6-PCP

adults, 21C, pH 8.1

48-h LC₅₀

93

1.5

2,3,4,5,6-PCP

2 to 3 day old larvae, 21C, pH 8.1

24-h LC₅₀

93

2.4

2,3,4,5,6-PCP

adults, 21C, pH 8.1

24 -h LC₅₀

93

miscellaneous nematodes

0.0018

2,3,4,5,6-PCP

biomass and density

NOEL

95

0.007

2,3,4,5,6-PCP

biomass and density

NOEL

95

0.0158

2,3,4,5,6-PCP

biomass and density

NOEL

95

0.161

2,3,4,5,6-PCP

biomass and density

reduced

95

0.622

2,3,4,5,6-PCP

biomass and density

reduced

95