Formatting basic JSON

Trying to format some simple JSON but struggling. I think I need to use either a subloop or subloop-array. I want to write the quantity and species out to an ordered list i.e.

<ol>
<li> {quantity} {species} </li>
<li {quantity} {species} </li>
</ol>

Thanks for any help ??

The basic JSON: https://raw.githubusercontent.com/signorejambo/tank-stock/master/tank-life.json