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Amano shrimp acting weird and laying on their backs

13K views 10 replies 4 participants last post by  Richardblack  
#1 ·
So I have done some researching and I still have not come to a conclusion as to what is bothering/killing my amano shrimp. Prior to getting a good fert regimin organized I had no issues with my amano's in this tank with constant co2. About a week or so after I started dosing according to EI, I noticed they were acting strange/laying on their backs. Luckily I have a 20L cherry breeder tank that I was able to scoop them out and re home them for the time being, so I have only lost about 2 of 25. I was thinking it could be copper related, however im using the same tap water in my 20l and they seem to have no issues. I did some testing yesterday and here are the results.

Water Parameters:

PH: 7.6 (with co2 off) around 7 durring the day
GH:6
KH:5
N03: .50 - .75 ppm
N-no3: .11-.17
Po4: .64 ppm
P-po4: .213
Copper: 0
Ammonia: 0

Dosing:
MWF: 9ml K (pfertz), 5ml N (pfertz), 26ml P (flourish),
T/TH/Sat: about 20ml micros pfertz, calc said 47 but I decided to go a bit less for the shrimp sake.
Pfertz root tabs in soil

The 20L is the same tap water without any ferts or co2. So Im assuming it is one of the two. Im about to give up on keeping amanos in that tank. For whatever reason they were fine in that tank before I started dosing according to EI so I am inclined it has something to do with my ferts. Any help would be greatly appreciated.