Yup those exactly...about 9 bux at PetSmart for the 6x6 one, and then with the bare bottom fix them with airline suction cups...

When my Jags looked to be pairing up to spawn,
I went with 82-83 degrees f / 8.0ph / lower water level than normal (the gentle splashing causes ripples that hide them from what's above the surface, I believe) and of all things a change in the barometer ^ along with a 3-day rain...of course the latter not being in our control, but it put them from thinking about it, nesting etc. to a few thousand egg spawn, over night...
a few days later I had this
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