Project: tender_21773 - Assessing Methylmercury in Sediment and Tissue Samples collected from Great Lakes NearshoreWaters and Priority Areas of Concern (5847B)

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Tender summary

Analyse sediment samples, for methyl mercury, and benthic invertebrate tissue samples, for total mercury and methyl mercury, collected from Great Lakes nearshore waters in 2026 and 2027. Scope of Work Analyse up to one hundred forty-one (141) sediment samples from Lake Ontario, St. Clair River and Thunder Bay in 2026. Analyse up to twenty-nine (29) benthic invertebrate tissue samples from the St. Clair River for total and methyl mercury analysis in 2026.

Key requirements

• Capability to analyze sediment samples for methyl mercury
• Capability to analyze benthic invertebrate tissue samples for total mercury
• Capability to analyze benthic invertebrate tissue samples for methyl mercury
• Capacity to process up to 141 sediment samples in 2026
• Capacity to process up to 29 benthic invertebrate tissue samples in 2026

Special conditions

• Samples originate from federal Great Lakes monitoring program locations including Lake Ontario, St. Clair River, and Thunder Bay
• Multi-year contract spanning 2026 and 2027

This tender has closed

The submission window for this cleaning opportunity closed on June 1, 2026 and it is no longer accepting bids.

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