fish diseases and parasites
... that fish diseases and parasites can result in mass fish die offs, particularly if the ambush predator Pfiesteria piscicida is involved?
... that <b id="mwExA"><a class="mw-redirect" href="./Fish_diseases_and_parasites" id="mwExE" rel="mw:WikiLink" title="Fish diseases and parasites">fish diseases and parasites</a></b> can result in mass <a href="./Fish_kill" id="mwExI" rel="mw:WikiLink" title="Fish kill">fish die offs</a>, particularly if the <a href="./Ambush_predator" id="mwExM" rel="mw:WikiLink" title="Ambush predator">ambush predator</a> <i id="mwExQ"><a href="./Pfiesteria_piscicida" id="mwExU" rel="mw:WikiLink" title="Pfiesteria piscicida">Pfiesteria piscicida</a></i> is involved?