Pond Size in Gallons? (litres*.26=US Gallons):

4000 gallans


Water Source (Well, Irrigation, City?)

Collected Rain water

If City how is water treated?: =

N/A


Time in Operation?

3 years

(How old is the pond/water?):


3 years


Liner type? (EPDM,PVC,RUBBER,Cement/Concrete etc):

Rubber


Fish Population?

20 10 top section 10 bottom


Type? Size? QTY, Time in Pond:

koi, dont know type, red white and black, 10cm in size
lost first stock at 6 months, now loosing this new batch from 4 -5
months


Food? Type and Frequency of feedings.:

feed one a week on weatgerm in winter and in these summer monts every
day with high protein


Pump Type, IN/OUT of pond, GPH etc
(Describe your filtration system as well as possible):

not sure of make, turns over bottom water to top in about 4 hours
airiation frovided by waterfall, both top and vottom use a gravel
filter


Prefilter media type? Last cleaned?:

course gravel, 2 months


Filter is BIO or Mechanical? Last cleaned? How?:

gravel mech Bio


Carbon added? How much? When last changed?:

None


Aeration? Waterfalls? Bubblers?

waterfall causing disturbence

Venturies?:

none


Water Temp?

not sure will check .. 15 - 20 at a guess


PH?:

8


Ammonia (ppm or mg/l):

0


Nitrite (ppm or mg/l):

0


Nitrate (ppm or mg/l):

0 - 0.1


Water Color, cloudiness, odor?:

clear to slightly green


Water changes? (% of pond volume and how often):

rains alot hear so not sure


Additives used (water conditioners etc):

none


Tests done by self or another?:

self and other + shop


Weather (what's it been like lately?):

warm / sunny


Medications used?:


interpet bacteria medicen and interpaet fugal and interpet pasrasite


What Zone or Country of residence?:

England


~ jan

weird thing is the top pond section is fine. ???


Thanks Mike