app/views/asserted_distributions/_by_source_table.html.erb
<table>
<tr>
<th>OTU</th>
<th>Geographic area</th>
</tr>
<tbody>
<% source.asserted_distributions.find_each do |ad| -%>
<tr>
<%= content_tag(:td, link_to(otu_tag(ad.otu), ad.otu, target: :_blank)) -%>
<%= content_tag(:td, link_to(geographic_area_tag(ad.geographic_area), ad.geographic_area, target: :_blank)) -%>
</tr>
<% end %>
</tbody>
</table>