What is that??? My fish is not feeling good......???

[noobF1]

Hello everyone so i notice today after coming home my discus is dark is having weird sign on the body...what are those little live swimming dots in my tank???? Please help....

[shoveltrash]

copy/past the disease questionnaire here w/answers.
http://forum.simplydiscus.com/showthread.php?38545-Disease-Questionnaire-please-complete

then maybe someone will help.......better chance with more information!