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Pls correct me if I am wrong but I thought shellfish was very high in cholesterol.
You guys should go back to the beginning of this article, to the title. It doesn't say, "Clams are needed for fish health", or your" yellow tang will live for 12 years without clams" or "Clams are the only thing you should feed your fish". It says "Clams are the best food you can feed your fish" and I stand by that. If there was one single food I would use, it would be clams. LRS food doesn't count because it is a very good food that I use myself, but it is full of clams "and other things" so it is not one single food. Clams are.
MnFish, I don't want to go over it again but I am sure you remember my long thread on immunity where I linked quite a few studies that state fish need live bacteria to become and stay immune. If you don't need immune fish and don't care if they are susceptible to everything you can feed flakes, pellets or shoe soles.
This is what I personally do and I am sure my tank, although not the nicest looking one on here by far has been immune the longest by decades. Of course that doesn't prove much because it is circumstantial and I can't prove it.
But everyone who does not feed clams and has a 40 + year old tank with all immune, spawning fish, raise your hand.....Higher
This was one of my online sourcesI copied this from an online source on shellfish nutrition:
Maybe your wife would feel worse without the beneficial bacteria. I also give it to my wife who has MS and she says the same thing. But we don't know how they would feel without it.BTW my wife has IBS and takes so called beneficial bacteria to help and it does nothing
First I liked the article. Without offending you or anyone else
why not just start a thread?
The article says 'absolutely the best food'. To me that implies that they are required to have as successful a tank as you do.
They get that exposure by getting a very mild infection over and over. They do not get 'immunity' by eating bacteria or parasites. They do not get 'immunity' to bacteria by eating live bacteria - they get immunity by getting an infection and surviving it
Like offending me, you also can't "slight" me. We are all friends and hobbiests with almost the same ideas and goals.- and I never mean 'slight you'.
Fish immunity involves far more than the kidney. And in any case no matter which organ the immune cells are in they work the same in fish and humans. Point was that freezing and especially freeze thawing kills bacteria. And 2 there is are plenty of bacteria present in the water of our tanks and certainly on the rocks etc the fish pick at. 3. Giving specific probiotics is not the same as giving random bacteria. In fish farms especially when antibiotics are used probiotics help. But they are not just any old bacteria. The references are interesting thabksThis was "one" of my sources:
This was one of my online sources
The Mods would not let me call it an article unless I had at least one source.
Maybe your wife would feel worse without the beneficial bacteria. I also give it to my wife who has MS and she says the same thing. But we don't know how they would feel without it.
MN, you can not offend me on a fish site. First off I am a Geezer and beyond being offended. Second I am a combat Veteran with PTSD so it means very little to me if anyone contradicts me as I am not always correct and probably a little nuts.
This was started as a thread, then became an article.
It certainly does not imply that or anything else. Salmon is probably one of the best diets for us, but we don't need it. Broccoli or any other food no matter how good it is for us is not essential. We can live on hot dogs and pretzels as many people do. They can even spawn, but they are not fish even though they may smell the same.
They are exposed to bacteria every day as they are swimming in a soup of bacteria and parasites which they also consume every day as they eat whole fish. The bacteria and parasites they eat through their prey get processed in their kidney which is a huge part of their immune system unlike us where we have lymph nodes and bone marrow which fish don't have. That was in my immunity thread.
Like offending me, you also can't "slight" me. We are all friends and hobbiests with almost the same ideas and goals.
Quote:
[324]. According to these authors “probiotic for aquaculture is a live, dead or component of a microbial cell that, when administered via the feed or to the rearing water, benefits the host by improving either disease resistance, health status, growth performance, feed utilisation, stress response or general vigour, which is achieved at least in part via improving the hosts or the environmental microbial balance.”
The first demonstration that probiotics can protect fishes against surface infections was against Aeromonas bestiarum and Ichthyophthirius multifiliis in rainbow trout [330]. The research on this topic is considered of high priority at present because enriched diets could be used as preventive or curative therapies for farmed fishes.
The Immune System Drugs in Fish:
Immune Function, Immunoassay, Drugs
Cavit Kum and Selim Sekkin
University of Adnan Menderes,
Turkey
The environment may be
the most critical component of the fish health matrix because environmental quality
influences the fish’s physiological well-being, species cultured, feeding regimes, rate of
growth, and ability to maintain natural and acquired resistance and immunity. Overall
physiological status of the fish host is determined by the husbandry practice,
environmental quality, the fish’s nutritional well-being and the pathogen, all of which
influence the natural resistance and acquired immunity of the host. It is common
knowledge that fish stressed by one of these factors are more susceptible to infection
(Magnadóttir, 2010; Plumb & Hanson, 2011).
www.intechopen.
Early in development, the entire kidney is involved in production of
immune cells and the early immune response. As the fish mature, blood flow through the
kidney is slow, and exposure to antigens occurs. There appears to be a concentration of
melanomacrophage centers are aggregates of reticular cells, macrophages, lymphocytes and
plasma cells; they may be involved in antigen trapping and may play a role in immunologic
memory (Galindo-Villegas & Hosokowa, 2004; Press et al., 1996;
Finally, stress in fish as a result of population density associated with cultivation and production management can increase circulating cortisol levels, generating a decrease in specific and nonspecific immunity and, therefore, making the fish prone to opportunistic pathogens (Brydges et al., 2009; Ramsay et al., 2009).
Probiotics are organisms or substances that contribute to the intestinal microbial balance. Fuller (1989) defined probiotics as live microbial feed supplements which exert beneficial effects on the host animal by improving its intestinal microbial balance.
Good luck with your surgeryI could have linked the entire article (like I did in the Immunity thread) but it is many pages long and sort of technical.
Freezing in a home freezer is not to bad on bacteria as you can tell by how fast clams stink if they thaw out after freezing. I mean, you would have to move if that happened in your home.
Commercial freezing is colder and that would kill more bacteria, but normal zero degree freezing just makes bacteria mad and thy slow down.
I prefer fresh clams and everything else but due to logistics, I normally freeze them. But I get them live.
In a few days I get my new knee and will have plenty of time to spend on the forum, but I will be in pain and much more cranky than I usually am.
Patrick, I can walk 100 yards from my house and take mussels off the rocks. But it is 30 degrees so I buy them. Mussels are very cheap all year, oysters are much more expensive even though they collect them right here. Shrimp we get fro the Gulf as they don't live here. We don't buy or eat anything farmed and absolutely nothing from Asia.
I am always hungry for seafood.