I have a bunch of i think arthropods in my 30 gallon. even more than i thought i had. what can i put in my 30 to keep these under control? and second; what can i put in my 30 that will eat aiptasia? i have the little creature which resembles a flea. they are in a range of about 1 mm to about 1/4" long. any info much appreciated. :wink: