Jed Davis
  • Male
  • Potter Valley, CA
  • United States
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Tilapia Gulping Air

Started this discussion. Last reply by TCLynx Feb 10, 2012. 2 Replies

I have about 60 4" tilapia in a 270gal tank with 730 total gallons in a deep water raft system.  I have noticed that about 15-20 fish hang at the top either gulping air or skimming food particles…Continue

 

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TCLynx replied to Jed Davis's discussion Tilapia Gulping Air
"Gulping at the surface is usually a sign of not enough dissolved oxygen but as you say, they are not all doing it and your readings say it is high.  But How much supplemental aeration do you have going?  Does their behavior change if you…"
Feb 10, 2012
BenHehle Beamz replied to Jed Davis's discussion Tilapia Gulping Air
"from my experience....when i feed the fish, afterwards there was a oil film on the water surface, the fish love to eat that oily film, so it looks like they are gulping air. second....the fish knew if someone come close to the system that there will…"
Feb 10, 2012
Jed Davis posted a discussion

Tilapia Gulping Air

I have about 60 4" tilapia in a 270gal tank with 730 total gallons in a deep water raft system.  I have noticed that about 15-20 fish hang at the top either gulping air or skimming food particles from the surface. Originally, my well water was very hard 350+, but I have recently diluted it down with sterilized river water.  The water is very clear. my levels are as follows: DO: 8.0,  Amomonia: .5 or less, Nitrates: 18, Nitrites<1, Hardness: 250, Alkalinity: 180, Ph: 7.4, Water Temp: 72-76…See More
Feb 10, 2012

Moderator
Jon Parr and Jed Davis are now friends
Feb 2, 2012
Chris Smith left a comment for Jed Davis
"I use both 5" vinyl fence posts or 6" pvc thin wall drain pipe."
Oct 22, 2011
Jed Davis and Jane are now friends
Oct 6, 2011
Sylvia Bernstein left a comment for Jed Davis
"Welcome Jed, Thanks for joining the Aquaponic Gardening community!  I hope you find it a fun place to explore aquaponics.  There is a real blend of experienced and new aquapons in this community, so please don’t hesitate to get in…"
Sep 30, 2011
Jed Davis is now a member of Aquaponic Gardening
Sep 29, 2011

Profile Information

How did you find us?
other
Are you an aquaponic gardener already?
Yes
If so, what type of system? (pick all that apply)
Friendly-style raft
How old is your system?
Less than 6 months
What type of fish do you grow with? (select all that apply)
Koi, Other
How big is your fish tank?
275gal
Please tell us something else about yourself.
I love learning.

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At 10:11pm on October 22, 2011, Chris Smith said…
I use both 5" vinyl fence posts or 6" pvc thin wall drain pipe.
At 2:38pm on September 30, 2011, Sylvia Bernstein said…

Welcome Jed,


Thanks for joining the Aquaponic Gardening community!  I hope you find it a fun place to explore aquaponics.  There is a real blend of experienced and new aquapons in this community, so please don’t hesitate to get in there and start asking questions.  Everyone is quite happy to help out new members – no question is too basic.  


A great place to start is to read the “How to Use This Site” link on the upper right corner, “Start Here” section of the Home page.  You might also find the “Aquaponic Gardening Rules of Thumb” guidelines helpful.


Please participate and check in with us every day!  We are constantly posting news about aquaponics and the good food movement.


Thanks again for joining us, and I look forward to getting to know you.


Sylvia

 
 
 

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