I suppose it could be heater burn, i have never seen him by the heater but they are sneaky.

I cannot remember the name of this guy, but supposedly they only get a few inches. it was something like a timinikki pleco.

1. Water parameters
a) Temperature range. 75
b) pH. 7.4
c) GH. unknown DSC_5869.jpg
d) KH. 4-5
e)Ammonia, Nitrate, Nitrite, levels. ammo:0 nitrite:0 nitrate: <20
f) Water ...

The dimensions are 30x12.i have sand ordered and a filter thats is rated for 155 gallons an hour.

I'm planning on starting a 20 gallon long cory tank. I was considering doing some corydoras sterbai and panda corys. How many of each would I keep?