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Fish Survival Rate
We built a pond in northern VA last year, about 15' x 22', 2 1/2 feet deep.
Kept at least an opening in the pond through the winter but only 13 of the 17 goldfish survived the winter. No idea what happened to the 4 that didn't make it, didn't find any remains, etc. when we cleaned the pond a few weeks ago. Is this unusal for the first year, the fish range in size from about 1 1/2 inches to about 5 inches, the bigger ones are still with us? We had a lot of string algae all through the winter so took that as a decent sign that there was plenty of oxygen in the water, didn't feed the fish once the water dropped below about 55 degrees? Ideas. |
Fish Survival Rate
Here in PA not far from you the frost line is 28 inches--and this was a bad
winter. My pond is over 4ft deep and the same fish have been there since 1992. I would make it deeper and add a air stone in the winter. Pat "news2.news.adelphia.net" wrote in message ... We built a pond in northern VA last year, about 15' x 22', 2 1/2 feet deep. Kept at least an opening in the pond through the winter but only 13 of the 17 goldfish survived the winter. No idea what happened to the 4 that didn't make it, didn't find any remains, etc. when we cleaned the pond a few weeks ago. Is this unusal for the first year, the fish range in size from about 1 1/2 inches to about 5 inches, the bigger ones are still with us? We had a lot of string algae all through the winter so took that as a decent sign that there was plenty of oxygen in the water, didn't feed the fish once the water dropped below about 55 degrees? Ideas. |
Fish Survival Rate
Here in PA not far from you the frost line is 28 inches--and this was a bad
winter. My pond is over 4ft deep and the same fish have been there since 1992. I would make it deeper and add a air stone in the winter. Pat "news2.news.adelphia.net" wrote in message ... We built a pond in northern VA last year, about 15' x 22', 2 1/2 feet deep. Kept at least an opening in the pond through the winter but only 13 of the 17 goldfish survived the winter. No idea what happened to the 4 that didn't make it, didn't find any remains, etc. when we cleaned the pond a few weeks ago. Is this unusal for the first year, the fish range in size from about 1 1/2 inches to about 5 inches, the bigger ones are still with us? We had a lot of string algae all through the winter so took that as a decent sign that there was plenty of oxygen in the water, didn't feed the fish once the water dropped below about 55 degrees? Ideas. |
Fish Survival Rate
GF are not 100% winter hardy. if you want them all to make it cover the pond with
plastic and drop in a heater try to keep it at least 55oF and good aeration. Ingrid "news2.news.adelphia.net" wrote: We built a pond in northern VA last year, about 15' x 22', 2 1/2 feet deep. Kept at least an opening in the pond through the winter but only 13 of the 17 goldfish survived the winter. No idea what happened to the 4 that didn't make it, didn't find any remains, etc. when we cleaned the pond a few weeks ago. Is this unusal for the first year, the fish range in size from about 1 1/2 inches to about 5 inches, the bigger ones are still with us? We had a lot of string algae all through the winter so took that as a decent sign that there was plenty of oxygen in the water, didn't feed the fish once the water dropped below about 55 degrees? Ideas. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List Manager: Puregold Goldfish List http://puregold.aquaria.net/ www.drsolo.com Solve the problem, dont waste energy finding who's to blame ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Unfortunately, I receive no money, gifts, discounts or other compensation for all the damn work I do, nor for any of the endorsements or recommendations I make. |
Fish Survival Rate
GF are not 100% winter hardy. if you want them all to make it cover the pond with
plastic and drop in a heater try to keep it at least 55oF and good aeration. Ingrid "news2.news.adelphia.net" wrote: We built a pond in northern VA last year, about 15' x 22', 2 1/2 feet deep. Kept at least an opening in the pond through the winter but only 13 of the 17 goldfish survived the winter. No idea what happened to the 4 that didn't make it, didn't find any remains, etc. when we cleaned the pond a few weeks ago. Is this unusal for the first year, the fish range in size from about 1 1/2 inches to about 5 inches, the bigger ones are still with us? We had a lot of string algae all through the winter so took that as a decent sign that there was plenty of oxygen in the water, didn't feed the fish once the water dropped below about 55 degrees? Ideas. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List Manager: Puregold Goldfish List http://puregold.aquaria.net/ www.drsolo.com Solve the problem, dont waste energy finding who's to blame ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Unfortunately, I receive no money, gifts, discounts or other compensation for all the damn work I do, nor for any of the endorsements or recommendations I make. |
Fish Survival Rate
On Sat, 24 Apr 2004 02:59:03 GMT, wrote:
GF are not 100% winter hardy. if you want them all to make it cover the pond with plastic and drop in a heater try to keep it at least 55oF and good aeration. Ingrid "news2.news.adelphia.net" wrote: We built a pond in northern VA last year, about 15' x 22', 2 1/2 feet deep. Kept at least an opening in the pond through the winter but only 13 of the 17 goldfish survived the winter. No idea what happened to the 4 that didn't make it, didn't find any remains, etc. when we cleaned the pond a few weeks ago. Is this unusal for the first year, the fish range in size from about 1 1/2 inches to about 5 inches, the bigger ones are still with us? We had a lot of string algae all through the winter so took that as a decent sign that there was plenty of oxygen in the water, didn't feed the fish once the water dropped below about 55 degrees? Ideas. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~ List Manager: Puregold Goldfish List http://puregold.aquaria.net/ www.drsolo.com Solve the problem, dont waste energy finding who's to blame ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~ Unfortunately, I receive no money, gifts, discounts or other compensation for all the damn work I do, nor for any of the endorsements or recommendations I make. Without being really smart, or trying it, is there a way to guess what wattage would be needed to keep water at some elevated temperature? Mine is warm enough for normal goldfish survival. we didn't have much cold here for the last two years, but i have thought about keeping more demanding fish or tropical water lilies over winter. I'm in southern california, that's why it's warm. thanks -- - Charles - -does not play well with others |
Fish Survival Rate
Then there are always predators to take into account.
I have a kingfisher who visits my pond every December and January. Many heron populations are year round. Raccoons don't hibernate. In Southern California I wonder if there is much of a time when even snakes are inactive. kathy :-) A HREF="http://www.onceuponapond.com/"Once upon a pond/A |
Fish Survival Rate
Then there are always predators to take into account.
I have a kingfisher who visits my pond every December and January. Many heron populations are year round. Raccoons don't hibernate. In Southern California I wonder if there is much of a time when even snakes are inactive. kathy :-) A HREF="http://www.onceuponapond.com/"Once upon a pond/A |
Fish Survival Rate
well. I kept my koi pond at 50-55oF all winter except one month, jan 15- feb 15.
dont know if this would be a normal year or not. first time I did it. I used a 500 watt aquarium heater = (5) - 100 watt light bulbs. I am in zone 5, Wisconsin. The pond was covered with plastic, it is partially above ground, partially below AND the walls of the pond are insulated but not the bottom. now...... the ground here is 55oF. I dont know how much it would take to heat the pond above the ground temp. the heater was set to 55oF. trop water lilies, yes. but I wouldnt depend on a heater and electricity to keep a fish alive. if the temp drops and they die, I wouldnt do it. Ingrid Charles wrote: Without being really smart, or trying it, is there a way to guess what wattage would be needed to keep water at some elevated temperature? Mine is warm enough for normal goldfish survival. we didn't have much cold here for the last two years, but i have thought about keeping more demanding fish or tropical water lilies over winter. I'm in southern california, that's why it's warm. thanks ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List Manager: Puregold Goldfish List http://puregold.aquaria.net/ www.drsolo.com Solve the problem, dont waste energy finding who's to blame ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Unfortunately, I receive no money, gifts, discounts or other compensation for all the damn work I do, nor for any of the endorsements or recommendations I make. |
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