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Joined: Apr 2016
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OP
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[... just didn't know if you were aware of how carrying capacity or biomass might affect your goals. FWIW IMO with 100s of mature CNBG already and adding 4000 more capable of spawning in a few months, watch your water quality. I imagine most of them will be eaten...just hoping they buy me enough time to allow for a good successful spawn. With the amount of bass that still need to be removed, there shouldn't be an issue with "under predation"
Last edited by justinchandler; 04/10/17 10:14 PM.
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Joined: Apr 2016
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Interesting problem.
Offering up some numbers but I'm not a pro...
My understanding...
Recommended stocking of LMB is 50 to 100 per acre so for a 1.5 acre that is 150 so you were a little high at 200.
Recommended stocking of BG to LMB is 30:1. If that is correct, BG stocked would be 6000 for 200 LMB.
If those numbers are correct, your LMB may not have enough forage and will be under performing. I would expect to see a shortage of small BG. Bill...also don't forget your original stance....I under stocked bluegill.
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Joined: Oct 2014
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Joined: Oct 2014
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Interesting problem.
Offering up some numbers but I'm not a pro...
My understanding...
Recommended stocking of LMB is 50 to 100 per acre so for a 1.5 acre that is 150 so you were a little high at 200.
Recommended stocking of BG to LMB is 30:1. If that is correct, BG stocked would be 6000 for 200 LMB.
If those numbers are correct, your LMB may not have enough forage and will be under performing. I would expect to see a shortage of small BG. Bill...also don't forget your original stance....I under stocked bluegill. Sorry for the misunderstanding. My concern in that post was that you might have too many LMB for the size of the pond and they might over eat the small BG forage, not that you had under stocked BG. Once you posted that you had lots of 6 inch BG I posted: They look like very healthy fish to me. Given that you know you have hundreds of CNBG already as brood fish that are larger than your current LMB mouthgap and that you are planning on stocking another 175 CNBG 8 to 10 inches, have you considered diversifying you forage base with maybe some crawfish instead of stocking another 4000 1 to 3 inch CNBG? The craws will still add biomass but maybe at least be utilizing a different portion of the food chain? I think you are correct that a lot of the 4000 just stocked will go as snacks. Your LMB will probably spawn this year, if they haven't already, and any recruitment will add to the biomass as well. Lots of variables. Please don't think I am trying to "rain on your parade!" Just an observation that it seems like a lot of fish for that size pond. I would still watch water quality, especially in the hotter months. Keep us posted, Bill D.
Last edited by Bill D.; 04/11/17 06:53 AM.
Be Brave Enough to Suck at Something New!
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Joined: Apr 2016
Posts: 62
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OP
Joined: Apr 2016
Posts: 62 |
Interesting problem.
Offering up some numbers but I'm not a pro...
My understanding...
Recommended stocking of LMB is 50 to 100 per acre so for a 1.5 acre that is 150 so you were a little high at 200.
Recommended stocking of BG to LMB is 30:1. If that is correct, BG stocked would be 6000 for 200 LMB.
If those numbers are correct, your LMB may not have enough forage and will be under performing. I would expect to see a shortage of small BG. Bill...also don't forget your original stance....I under stocked bluegill. Sorry for the misunderstanding. My concern in that post was that you might have too many LMB for the size of the pond and they might over eat the small BG forage, not that you had under stocked BG. Once you posted that you had lots of 6 inch BG I posted: They look like very healthy fish to me. Given that you know you have hundreds of CNBG already as brood fish that are larger than your current LMB mouthgap and that you are planning on stocking another 175 CNBG 8 to 10 inches, have you considered diversifying you forage base with maybe some crawfish instead of stocking another 4000 1 to 3 inch CNBG? The craws will still add biomass but maybe at least be utilizing a different portion of the food chain? I think you are correct that a lot of the 4000 just stocked will go as snacks. Your LMB will probably spawn this year, if they haven't already, and any recruitment will add to the biomass as well. Lots of variables. Please don't think I am trying to "rain on your parade!" Just an observation that it seems like a lot of fish for that size pond. I would still watch water quality, especially in the hotter months. Keep us posted, Bill D. I understand what you mean, no worries. My LMB did spawn last year at multiple stages. So much so, that I am still catching some 4-6" bass, which tells me that those guys probably hatched out this past fall (and didn't have much to eat). I am hoping that I have removed a good portion of the original stock (maybe 50%)....so now I am harvesting only fish under 12 inches. I really expect to see an explosion in weights of the original stock this year. Who knows though, I may walk out one day and everything I have be floating. With that said, what are your recommendations for aeration at a reasonable price? I have power run down to the lake, so I am not really limited by anything (other than $).
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Joined: Oct 2014
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Joined: Oct 2014
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I missed that you were/are harvesting so many LMB. IMO definitely the right thing to do and should help with capacity concerns. Those remaining LMB should grow like crazy! Check out the aeration threads for lots of advice that should provide some guidance.
Be Brave Enough to Suck at Something New!
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Joined: Sep 2014
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Joined: Sep 2014
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If I understand it correctly, here in E Texas, a natural pond will carry around 100 lbs of fish per acre. A fertilized pond will carry 300 lbs of fish per acre and a pond that is fertilized and aerated will carry 600 lbs pf fish per acre. The 600 lbs might be pushing things but that is what I understand how it is here. My aeration cost runs around $60 bucks per month for 3.44 acres plus the cost of the system. As per DD claim, ponds, corvets and women can be costly
Last edited by TGW1; 04/11/17 08:51 AM.
Do not judge me by the politicians in my City, State or Federal Government.
Tracy
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Moderator Hall of Fame 2014 Lunker
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Moderator Hall of Fame 2014 Lunker
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Carrying capicity is highly varaible -- IT DEPENDS !
In unfirtile unfed southern waters 100 lbs is about right. However there are lots of naturally fertile ponds in the south. A fertile pond (natural or by fertilization)can carry 300-400 lbs of fish. A fertile pond with feeding can carry 600 lbs. In any agumented pond (fertile or fed) you have to watch water quality. Aeration is a method of incerasing carrying capicity (the waters ability to sustain O2 to the fish) but absent enough food will not materially effect the poundage of fish. Aeration can cause other chemical processes in the pond and may increase natural food sources. The ability of the water to carry fish biomass (it is a chemical system) is related to but not identical to the amount/poundage of fish in a pond.
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Joined: Sep 2014
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Joined: Sep 2014
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Eric, I forgot the food lol, can't grow without food. That is why you make the big bucks. Thanks for keeping me covered here, and without pay!
Do not judge me by the politicians in my City, State or Federal Government.
Tracy
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OP
Joined: Apr 2016
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So my lake, at full pool, is 1.5 acres, with most depths around the 6' range on average. Obviously the bank areas are closer to the 2-3' range, and I also have some areas in the 8-10' range. I have a pretty large fluctuation from May to Oct (approx. 3' on average), with it reaching full pool again around the New Year. I am thinking surface aeration is probably my best bet, but that amp draw is pretty high. Any down side with going to a diffuser system in shallower water like I have? Any thoughts?
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Joined: Apr 2016
Posts: 62
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OP
Joined: Apr 2016
Posts: 62 |
So my lake, at full pool, is 1.5 acres, with most depths around the 6' range on average. Obviously the bank areas are closer to the 2-3' range, and I also have some areas in the 8-10' range. I have a pretty large fluctuation from May to Oct (approx. 3' on average), with it reaching full pool again around the New Year. I am thinking surface aeration is probably my best bet, but that amp draw is pretty high. Any down side with going to a diffuser system in shallower water like I have? Any thoughts? Anybody?
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Joined: Jan 2009
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Moderator Ambassador Field Correspondent Lunker
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Moderator Ambassador Field Correspondent Lunker
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I'd use a bottom diffusion aeration system, in the deepest part of the pond. The shallower areas will take care of themselves providing you have a good phytoplankton bloom or submerged vegetation.
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