red-tailed goby
... that the red-tailed goby lays its eggs in fresh water but the larvae will die if they are not washed downstream to the sea?
... that the <b id="mwAiI"><a href="./Sicyopterus_lagocephalus" id="mwAiM" rel="mw:WikiLink" title="Sicyopterus lagocephalus">red-tailed goby</a></b> lays its eggs in fresh water but the <a href="./Larva" id="mwAiQ" rel="mw:WikiLink" title="Larva">larvae</a> will die if they are not washed downstream to the sea?