Fry question temperature

Pond9

Plecostomus
MFK Member
Feb 9, 2017
339
124
61
36
Would it be ok to grow Central American cichlid fry in tubs with just sponge filters no heaters if my room temp is 70f? I’ve read that lakes there go down into the 60’s so I’m assuming it would be fine but would like to get some reassurance.
 
zoomed.com
hikariusa.com
aqaimports.com
Store