1. Size of tank?
10 gallons
2. Water parameters
Not tested lately
a. Ammonia?
b. Nitrite?
c. Nitrate?
d. pH, KH and GH?
e. Test kit?
3. Temperature?
78 degrees f
4. FW (fresh water) or BW (brackish)?
FW
5. How long the aquarium has been set up?
one month
6. What fish do you have?
3 female mickey mouse Platy 3 GloFishHow many are in your tank?
Total of 6 How big are they?
Platy are 1 1/2- 2 inches each and GloFish are about 1 inch each How long have you had them?
Platys-3 weeks, GloFish-1 week
7. Were the fish placed under quarantine period (minus the first batch from the point wherein the tank is ready to accommodate the inhabitants)?
yes
8. a. Any live plants?
yes Fake plants?
yes
b. Sand, gravel, barebottom?
gravel
c. Rocks, woods, fancy decors? Any hollow decors?
one wood hollow decor
9. a. Filtration?
yes
b. Heater?
yes
10. a. Lighting schedule?
yes What lights are used?
florescent 30 watts total
b. Any sunlight exposure?
a little from window How long?
as long as the sun is out
11. a. Water change schedule?
Once a week
b. Volume of water changed?
25%
c. Well water, tap water, RO water?
tap
d. Water conditioner used?
yes
e. Frequency of gravel/sand (if any) vacuumed?
once a month
12. Foods?
How often are they fed?
twice a day
13. a. Any abnormal signs/symptoms?
clamped fins, skinny, stays at top corner of tank where plants are, when she does swim around it is irregular and jumpy.
b. Appearance of poop?
not sure
c. Appearance of gills?
normal I think, see pictures
14. a. Have you treated your fish ahead of diagnosis?
no
b. What meds were used?
n/a
15. Insert photos of fish in question and full tank shot if necessary.
*She is the orange
Platy that looks skinny*
Similar Threads 
Help: Platy clamped fins, stays at top of tank, skinny.. (pics included) 
