Yes this sounds right I speak Spanish
Yes! there isn’t anything wrong with the sentence.
Answer:
Espero que hayan muchos pescados en el agua.
<span><u> That, in english, would mean the following: </u>
<em>"Hush, hush...my little vinyl antennas are detecting the presence of the enemy"</em>
<em>~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~</em>
<em>Hope this is helpful! :)</em></span>