225 documents · Page 1 of 12
The Independent Environmental Monitoring Agency submits comments on Burgundy Diamond Mines' Fish Response Plan v4.0, raising concerns about elevated mercury and selenium levels in fish tissue downstream of mine faciliti…
Burgundy Diamond Mines submits the Aquatic Response Plan for Fish, Version 4.0, to address Action Level exceedances observed in 2024 for catch per unit effort and mercury and selenium concentrations in fish tissues in t…
The Wek'èezhìı Land and Water Board approved proposed revisions to the Ekati AEMP Design Plan Version 8.1 on July 9, 2025, allowing sediment quality and benthic invertebrate sampling to be conducted in 2025 rather than…
The Independent Environmental Monitoring Agency reviews and comments on proposed changes to the Aquatic Effects Monitoring Program (AEMP) Version 8.1, supporting the acceleration of sediment and invertebrate sampling to…
This report presents a comprehensive investigation of elevated mercury concentrations in large-bodied fish (lake trout and round whitefish) from Kodiak Lake at the Ekati Diamond Mine, including desktop analysis of histo…
This 2022 Aquatic Effects Monitoring Program (AEMP) Re-evaluation report for the Ekati Diamond Mine presents a comprehensive assessment of aquatic monitoring data collected since 1998, including multivariate analyses in…
The Wek'èezhìi Land and Water Board approved Version 3.0 of the Fish Response Plan for Ekati Diamond Mine on August 25, 2022, establishing action levels and response protocols for selenium and mercury in fish tissue, wi…
The Independent Environmental Monitoring Agency provides comments on Arctic Canadian Diamond Company's Response Plan for Fish Version 3.0, addressing concerns about mercury and selenium persistence in fish-bearing lakes…
Arctic Canadian Diamond Company Ltd. submits Version 3.0 of the Response Plan for Fish to the Wek'èezhìi Land and Water Board, addressing low and medium action level exceedances for selenium and mercury in fish tissues…
This is the 2021 Aquatic Effects Monitoring Program (AEMP) Part 2 Statistical Report for the Ekati Diamond Mine, presenting statistical analysis methods and results for water quality, sediment quality, phytoplankton, zo…
The Independent Environmental Monitoring Agency provides detailed comments on Dominion Diamond Mines' Ekati Aquatic Effects Monitoring Plan (AEMP) Re-Evaluation Plan, recommending continued monitoring of harvestable fis…
The Wek'èezhìi Land and Water Board's decision letter and detailed reasons approving Dominion Diamond Mines' Interim Closure and Reclamation Plan Version 3.0 for the Ekati Diamond Mine, with conditions requiring revisio…
This document presents the proposed 2020 to 2022 Aquatic Effects Monitoring Program (AEMP) Design Plan Version 7.0 for the Ekati Diamond Mine, which consolidates monitoring across four geographic areas and incorporates…
This is the 2019 Aquatic Effects Monitoring Program (AEMP) Re-evaluation for the Ekati Diamond Mine, submitted by Dominion Diamond Mines ULC to the Wek'èezhìi Land and Water Board. The report presents multivariate analy…
This document is Appendix C (Part 2 of 2) of the 2019 Aquatic Effects Monitoring Program (AEMP) Re-evaluation for Ekati Diamond Mine, containing statistical results including principal components analysis of fish biolog…
This 2019 Aquatic Response Framework Re-evaluation for the Ekati Diamond Mine provides a comprehensive assessment of water quality, sediment quality, and biological monitoring variables, incorporating four years of impl…
The Wek'èezhìi Land and Water Board issued a Reasons for Decision on April 24, 2019 rejecting Dominion Diamond Mines' Ekati Aquatic Effects Monitoring Program (AEMP) Fish Response Plan Version 1.2, but establishing spec…
Statistical analysis report of the 2018 Aquatic Effects Monitoring Program for Ekati Diamond Mine, presenting regression models and hypothesis tests comparing water quality, plankton, benthos, and fish parameters across…
This comprehensive 2018 Aquatic Effects Monitoring Program (AEMP) data report for the Ekati Diamond Mine presents detailed photographic documentation and analysis of fish health indicators (DELT assessments, parasites,…
Comprehensive Sable Aquatic Baseline Report documenting benthic invertebrate and fish community monitoring data collected from 1999 to 2017 in lakes and streams near the Ekati Diamond Mine in the Northwest Territories,…