Changes

Low impact development technologies reduce the amount of standing water compared to traditional stormwater ponds. However there are a few additional design recommendations that can reduce mosquito habitat even further:

Low impact development technologies reduce the amount of standing water compared to traditional stormwater ponds. However there are a few additional design recommendations that can reduce mosquito habitat even further:

<ul>   

<ul>   

<li><textprimary><strong>Mesh is the first line of defense:</strong></textprimary> A mesh size of 1.5 mm or smaller is recommended where a screen is used to exclude mosquitoes from a tank or other standing water[http://www.who.int/ith/2017-ith-chapter7.pdf?ua=1], </li>

<li><textsuccess><strong>Mesh is the first line of defense:</strong></textsuccess> A mesh size of 1.5 mm or smaller is recommended where a screen is used to exclude mosquitoes from a tank or other standing water[http://www.who.int/ith/2017-ith-chapter7.pdf?ua=1], </li>

<li>The Ministry of the Envionment and Climate Change permit just two larvicides to be used to kill mosquito larvae growing in the water[http://www.omafra.gov.on.ca/english/livestock/horses/facts/info_mosq.htm#larvicides]:

<li>The Ministry of the Envionment and Climate Change permit just two larvicides to be used to kill mosquito larvae growing in the water[http://www.omafra.gov.on.ca/english/livestock/horses/facts/info_mosq.htm#larvicides]:

<ol>

<ol>

<li><textprimary><strong>Bacillus thuringiensis israeliensis (Bti):</strong></textprimary>Note that provincial regulations permit only granular application, rather than 'dunks' or 'pucks' available elsewhere. This means frequent application may be necessary,</li>

<li><textsuccess><strong>Bacillus thuringiensis israeliensis (Bti):</strong></textsuccess>Note that provincial regulations permit only granular application, rather than 'dunks' or 'pucks' available elsewhere. This means frequent application may be necessary,</li>

<li><textprimary><strong>Methoprene:</strong></textprimary>This product can only be used by licensed individuals as it is slightly toxic to some fish species. </li>

<li><textsuccess><strong>Methoprene:</strong></textsuccess>This product can only be used by licensed individuals as it is slightly toxic to some fish species. </li>

</ol>

</ol>

</ul>

</ul>