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Préface - IMO

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Troisième Forum R&D La lutte en mer contre les pollutions par hydrocarbures lourds et visqueux – Session II<br />

Ranking Order<br />

1.0<br />

0.8<br />

0.6<br />

0.4<br />

0.2<br />

Species with Acute Toxicity >1,000 ppm<br />

Selenastrum capricornutum (freshwater algae)<br />

Artemia salina (brine shrimp)<br />

Thamnocephalus platyurus (Fairy shrimp)<br />

Xenopus laevis (Tadpole larvae)<br />

Cyprinodon dearborn (Sheepshead minnow)<br />

Poecilia sphenops (Marine guppy)<br />

Leuciscus idus (Chub)<br />

Hyalella azteca (Amphipod)<br />

Vibrio fisheri (Bacterium)<br />

Gasterosteus aculeatus (Threespine stickleback)<br />

Brachionus plicatilis (Rotifer)<br />

Corophium orientale (Amphipod)<br />

Lemna minor (Duckweed)<br />

Paracentrotus lividus (Sea urchin)<br />

Brachidanio rerio (Zebra fish)<br />

Menidia beryllina (Inland silverside)<br />

Daphnia magna (Water flea)<br />

Scenedesmus supspicatus (Algae)<br />

Ictalurus punctatus (Channel catfish)<br />

Pimephales promelas (Fathead Minnow)<br />

Oncorhynchus mykiss (Rainbow trout)<br />

Ceriodaphnia dubia (Water flea)<br />

Mysidopsis bahia (Mysids)<br />

0.0<br />

0 100<br />

200<br />

300<br />

400<br />

500 600<br />

700<br />

Concentration Causing Acute Effects (ppm)<br />

Illustration 3. Classement de la sensibilité des espèces à l’Orimulsion<br />

Illustration 4. Pétrolier chargeant de l’Orimulsion<br />

214

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