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Services SERVICESTOXICITY & BIOACCUMULATION TESTING
Water Column and Sediment Tests Offered
 
Partial List of Aquatic/NPDES Toxicity Testing Species:
   
Acute Toxicity - Freshwater/Estuarine
Invertebrates:
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Ceriodaphnia dubia or Daphnia magna - 48 hr % survival

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Hyalella azteca or Chironomus tentans - 96 hr % survival

Fish:
arrow Fathead Minnow / Rainbow Trout / 3-Spine Stickleback - 96 hr % survival
   
   
Acute Toxicity - Estuarine/Marine
Invertebrates:
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Mysidopsis bahia / Holmesimysis costata / Neomysis mercedis - 96 hr % survival

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Eohaustorius estuarius - 96 hr % survival

Fish:
arrow Inland Silversides (Menidia beryllina) - 96 hr % survival
arrow Sheepshead Minnow (Cyprinodon variegatus) - 96 hr % survival
arrow Topsmelt (Atherinops affinis) - 96 hr % survival
   
   
Chronic Toxicity - Freshwater
Algae:
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Selenastrum capricornutum - 96 hr population growth

Invertebrates:
arrow Ceriodaphnia dubia - 7 day survival and fecundity
arrow Daphnia magna - 7 or 21 day survival and fecundity
Fish:
arrow Fathead Minnow (Pimephales promelas) - 7 day survival & growth
arrow Fathead Minnow - 7 day embryo-larval survival and teratogenicity
   
   
Chronic Toxicity - Estuarine/Marine
Algae:
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Skeletonema costatum or Thalassiosira pseudonana - 96 hr population growth

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Giant Kelp (Macrocystis pyrifera) - spore germination and growth

Invertebrates:
arrow Mysidopsis bahia - 7 day survival, growth & fecundity
arrow Holmesimysis costata - 7 day survival & growth
arrow Mussel (Mytilus edulis) or Oyster (Crassostrea gigas)-embryo development
arrow Purple Urchin (S. purpuratus) or Sand Dollar (Dendraster excentricus) - sperm fertilization and/or embryo development
arrow Red Abalone (Haliotus rufescens) - embryo development
Fish:
arrow Inland Silversides (Menidia beryllina) - 7 day survival & growth
arrow Sheepshead Minnow (Cyprinodon variegatus) - 7 day survival & growth
arrow Topsmelt (Atherinops affinis) - 7 day survival & growth
   
   
Partial List of Sediment Toxicity and Bioaccumulation Testing Species:
   
Freshwater/Estuarine
Porewater/Elutriate Tests:
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Ceriodaphnia dubia - acute or chronic

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Daphnia magna - acute or chronic

Solid-Phase:
arrow Hyalella azteca - 10, 14 or 28 day % survival (and growth)
arrow Chironomus spp - 10 day % survival, life-cycle testing
arrow Lumbriculus variegatus - 28 day bioaccumulation test
   
   
Estuarine/Marine
Porewater/Elutriate Tests:
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Mysidopsis bahia - acute or chronic

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Holmesimysis costata - acute or chronic

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Mussel (Mytilus edulis) -embryo development

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Oyster (Crassostrea gigas) - embryo development

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Purple Urchin (S. purpuratus) or Sand Dollar (Dendraster excentricus) - sperm fertilization or embryo development

Solid-Phase:
arrow Ampelisca abdita - 10 day % survival
arrow Eohaustorius estuarius - 10 day % survival
arrow Rhephoxynius abronius - 10 day % survival
arrow Grandidierella japonica - 10 day % survival
arrow Corophium insidiosum - 10 day % survival
arrow Leptocheirus plumulosus - 10 day % survival
arrow Nereis (Neanthes) arenacoedentata - 21 day survival & growth
arrow Nephtys caecoides - 28 day bioaccumulation test
arrow Macoma nasuta - 28 day bioaccumulation test
   
   
Testing with Other Species
Pacific EcoRisk has considerable experience in the use of non-standard species in their research and testing. If the use of resident or native species is desired, please inquire.
 
   
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