fish id

This is the fish tank at my work and I think these little black ones are cute but I can't find them on Google. I'm assuming they're some kind of tetra

Looks like some sort of dwarf cichlid to me...

Hey all, I wondering if somebody can clarify whether my super red bn is in fact that. He has started getting black markings. Thanks ?

Hey y'all! I was under the impression that my two fish, Shade and Midnight, were Upside Down Catfish (Synodontis Nigriventis) as they were SOLD AS SUCH, WITH MY NIGRIVENTIS. Looking further into it, they do not match the coloration or shape, so I went sleuthing. As far as I can see, I believe...

Hi! New here! I’m not exactly new to the hobby but I have a novice question! Lol! Trying to figure what king of fish this is... It was given to me and for the longest I thought it was a guppy but I’m not too sure anymore! None of the males approach her and she’s just so big! The lonely silver...

Last night at the pet store getting crickets and guppies my daughter fell in love with a small fish that was in the guppy tank. I found out that is was accidentally shipped with the guppies by the distributor, or hopped in from another tank. Here is the best picture I can get. I know it's some...

Ok first off, this is sorta more than one question, part one, has anyone ever had their heater dial just fall off?  it's a submersible heater with the red twisty knob to adjust temperature to - or + no numbers.  My red knob has come off.  I don't know if that is like a total disaster or workable...

Hi, this fish came with a bunch of feeder guppies I bought about a year ago. I have no idea what it is, and Google has not been very helpful. Is it a platy guppy cross? I would just like to know. If anyone could help me, I would appreciate it.