Feeding frozen foods

rujelus22

Member
I've heard a lot of things about frozen foods raising phosphate and nitrate levels and everyone says not to defrost them in water but my question is how do you defrost them?
 

oceana

Active Member
Originally Posted by rujelus22
I've heard a lot of things about frozen foods raising phosphate and nitrate levels and everyone says not to defrost them in water but my question is how do you defrost them?

i dont defrost mine at all.
i take a strong fork and press really hard until it crushes. the mash it up. this breaks it up very well. i find that if your just defrost it it kind of clumps up and does not spread around as well.
if you want to defrost it simple take a bit of tank water or even tap water wont hurt since its so little and place the cube into the cup. drop it in your microwave for about 5-10 second. drain it and feed.
personaly i would not worry a bit about it. in cases this small it wont make a difference as long as your doing proper water changes.
 

double

Member
I have been dropping a small cube of brine in a cup with a little bit of tank water and letting the cube breakup (usually takes about 2 minutes)
Is there a problem with doing it this way?
 

rujelus22

Member
Thats the way I've been doing it but I've heard you can get higher nitrates and phosphates from that but I'm not sure if it's true
 

clown52

Member
I would imagine if you can (not saying that it's true) get higher levels from it then it would not matter how you do it. It's still composed of the same stuff. :thinking:
 

double

Member
Thats what logic was telling me also. I know there is a potential for shimp to go bad if left out, but I wouldn't think that a few minutes would matter.
Ofcourse I've been wrong before, and theres a real good probability of being wrong again.
 

rujelus22

Member
Ok this is what I thought and was very courious how to defrost it without getting this stuff in the water but it's nice knowing I'm not crazy or just missing something
 
M

moatdaddy

Guest
have you guys been noticing the flim of oil in the water from the defrosted food. some skimmers super foam when food is added thats defrosted. the solution to this problem is to rinse the food. i do this by defrosting draining refilling and draining agian. this helps keep the tank top water clean and oils out of the tank
 

crox

Active Member
Originally Posted by moatdaddy
have you guys been noticing the flim of oil in the water from the defrosted food. some skimmers super foam when food is added thats defrosted. the solution to this problem is to rinse the food. i do this by defrosting draining refilling and draining agian. this helps keep the tank top water clean and oils out of the tank
I never saw any oil from the frozen food.
 

sufunk

Member
If this helps any, i put the frozen cube in a small strainer and run a small flow of cool tapwater over it to melt it and hopefully rinse any phosphates or oil off of it.
Guess i should tell the wife i use her egg strainer to melt frozen mysis and krill
 

ctgretzky9

Member
It doesnt matter one bit how you add the frozen food. I have both dropped the cubes directly into the tank to fall apart, and I have other times dropped them in a cup of water i scooped fromt the tank. No difference at all in nitrates or anything.
What makes the difference is if you decide you want to 'rinse off" frozen foods like mysis shrimp in a stariner to just get the shrimp.
Nitrates shouldnt be all that affected by feeding normal amounts of food. If you are having nitrate problems, it is either due to feeding TOO MUCH or not doing proper maint: Cleaning media filters, improper functioning of protein skimmers (including monthly or so of cleaning the entire unti), too much of a bio-load etc.
There are studies, that say in the case of MYsis shrimp, the excess crud in the mixture benefits many coral that feed with smaller polyps, to support micro life, and others.
As far as skimmers overflowing, usually, you should turn your skimmer off for a little while during feeding, especially in the case of such foods at DT's oyster eggs or snow.
 

sufunk

Member
Never heard that before about the excess "crud" being benificial, Ctgretzky. Should i not wash that off then and leave it for the corals?
 

ctgretzky9

Member
Originally Posted by sufunk
Never heard that before about the excess "crud" being benificial, Ctgretzky. Should i not wash that off then and leave it for the corals?

I leave it now, and I really havent noticed a difference either way with leaving solid cubes or rinsing, I have done both. Nitrates didnt change, the health of the corals didnt change. It was just one piece I read on a study about frozen foods and nitrates. And since it is way easier to put the cube sin than to strain it every night, i do that!
It stated to the effect that many corals that polyp feed enjoy the excess materials found in most frozen foods, as well as all of the micro life in an aquarium. Water volume, of course would factor in I would think. A nano would probably want to rinse unless they have a lot of coral, whereas a 75 gallon tank can definitely afford some extra material.
In my toughts, if you are doing the proper things for your reef, a bit of extra crud isnt going to change anything in the tank, and could even be beneficial.
 

sufunk

Member
Cool, im gonna try leaving it and see if anything good/bad happens.
p.s.- my dang ph is still holdind steady at 7.8
 

ctgretzky9

Member
Originally Posted by sufunk
Cool, im gonna try leaving it and see if anything good/bad happens.
p.s.- my dang ph is still holdind steady at 7.8


Saves time! lol. In your case, however, witht he pH "problems" you have, you may want to rinse until you get pH under control, then just dump cubes in. The reason I feel it is ok in most tanks, such as mine, is because al parameters are in alignment, and I have a good buffer capacity built up, and as well, have learned my tank well so I know how to fix something quickly if anything goes awry.
7.8 isnt horrible!
In light of our last discussions, what have you changed thus far?
have you been adding baking soda as Guy reccommended to raise alk? Remember, your alk and calcium buffer MUST be functioning correctly, or you wont get a raise in pH in the long run.
Have you emptied the penguin at all of everything?
Is the top opened or closed?
Did you ever get the skimmer?
Explain what has been done out of our input
Thanks!
 

sufunk

Member
sorry for the hijack but CT
I have been adding baking soda
I didnt empty the penguin( i dont know why im hesitating?)
tops open
the aqua c is up and running nicely
calcium has dropped a little( to 440-460) and alk/dkh raised a little(dont have the numbers here at work but it was very slight)
 

ctgretzky9

Member
Originally Posted by sufunk
sorry for the hijack but CT
I have been adding baking soda
I didnt empty the penguin( i dont know why im hesitating?)
tops open
the aqua c is up and running nicely
calcium has dropped a little( to 440-460) and alk/dkh raised a little(dont have the numbers here at work but it was very slight)

Penguin...empty it! lol
Get the alk up more as well.
between those 2, you should be fine with good water changes....
 

tankslave

Member
Ctgretzky I've heard you should not put it in frozen, I thought maybe it could raise body temp on really small fish is this wrong? Must be if yours are doing okay, that would be easier.
Sufunk keep us posted on that divorce......your own strainer would have been much cheaper
 
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