Article: Study data from University of Cadiz update knowledge of ecotoxicology.

According to recent research published in the journal Ecotoxicology, "Sediment toxicity of different areas of Spanish littoral was evaluated using an internationally recommended 10 day acute toxicity test with the amphipod Ampelisca brevicornis. Sediment samples from Santander Bay (N Spain), Las Palmas of Gran Canaria (SW Spain), Algeciras Bay (S Spain) and Ria of Huelva (SW Spain) were collected and organic carbon, fines, metals Zn, Cd, Pb, Cu, Ni, Co and Hg, PAHs and PCBs were analyzed for their characterization."

"Significant toxic effects compared with control site (P

The researchers concluded: "Chemical measurements were compared with international sediment ...

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