Ambatovy eBooks - page 253

Environmental Assessment Volume B-4.2
Mine Fauna
Ambatovy Project 219 January 2006
Table 4.2-7 Residual Impact Classification for Fauna due to Indirect Habitat Loss
Taxon Direction Magnitude GeographicExtent Duration Reversibility Frequency EnvironmentalConsequence
Issue: Sensory Disturbance – Noise
azonal negative low local medium-term reversible high low
transitional negative moderate local medium-term reversible high low
zonal negative low local medium-term reversible high low
ephemeral
ponds negative low local medium-term reversible high low
marsh negative low local medium-term reversible high low
marsh edge negative low local medium-term reversible high low
species using
vocalization
for breeding
negative low local medium-term reversible low low
wary species negative low local medium-term reversible low low
other species neutral to
negative negligible local medium-term reversible low negligible
Issue: Sensory Disturbance – Lights
species
attracted to
lights
negative low local medium-term reversible moderate low
species that
avoid light negative low local medium-term reversible moderate low
other species neutral n/a n/a n/a reversible n/a n/a
Issue: Dustfall
species
dependant on
rare sensitive
plant species
negative low local medium-term reversible moderate low
herbivores negative low local medium-term reversible moderate low
amphibians negative low local medium-term reversible moderate low
Issue: Invasive Species and Changes in Microclimate
azonal negative moderate local long-term reversible high moderate
transitional negative moderate local long-term reversible high moderate
zonal negative low local long-term reversible high low
ephemeral
ponds negative low local long-term reversible high low
marsh neutral n/a n/a n/a n/a n/a n/a
marsh edge neutral n/a n/a n/a n/a n/a n/a
species in
azonal and
transitional
habitats
negative moderate local long-term reversible high moderate
species in
other habitats negative low local long-term reversible high low
n/a = Not applicable.