id these tank bugs please

[ABQ Custom]

Anyone know what these are?
Should I leave them in?

 

[usemore]

Amphiscolops sp , A harmless flatworm

 

[skyfireblaze]

Yep, it's a "benign flatworm".

 

[rabid frog]

I would kill it with extreme predjudice, to send a message to the rest of the flat worm community. Their presence will nto be tolerated :strooper:

 

[asfullax]

lol.