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fish health 
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2 record(s) found for principle investigator "Machtans, Hilary" (multi-year projects are grouped):
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Giant Mine Phase 3 EEM
Principal Investigator: Machtans, Hilary
Licenced Year(s): 2012 2010
Summary: The objective of the study is to examine fish health of two small-bodied species in the exposure and reference areas – likely slimy sculpin and ninespine stickleback. A small-bodied fish survey will occur within the exposure area (mouth of Baker Creek) and a reference area (Yellowknife River/Yellowknife Bay). Small-bodied fish will be captured and measured for weight and fork length, using bea...

Miramar Con Mine Environmental Effects Monitoring (EEM) Phase 3 Study – Investigation of Cause
Principal Investigator: Machtans, Hilary
Licenced Year(s): 2015 2012 2009 2007
Summary: The EEM will investigate the cause of differences in fish health that were observed in fish from an area exposed to mine effluent (Jackfish Bay) when compared to fish not exposed to mine effluent (Horseshoe Island Bay). Data will be examined to see what environmental factors are causing the observed effects. Fish Program: A small-bodied fish survey will be conducted within one exposure ar...