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Reef Set-Up/Filtration 12/28/05 Happy holidays! <Same to you Ed.> OK, so the wife and I went into the LFS and were astounded by the coral. <Amazing isn't it?> We thought about a nanocube and did some research and decided that it was not the way to go. <Yes they are nice 'novelty' items but I find it hard to take them seriously when they recommend it for marine use without installing a protein skimmer. It is definitely not for beginners.> There are only 3 LFS stores in the city selling salt water/marine. In two the tanks are filthy and in the third we get different advice depending on who we ask. <Differing advice in the marine aquarium, no couldn't be'¦.Seriously though this is why WWM and other information exists so you can research for yourself and come to your own logical conclusion.> We have now spent several hundred dollars on reference books and maybe its too much information but we're confused. <Can never have too much.> We are looking at a 55 g Tenecor marine ready or a 70 g Oceanic reef ready Tech. <Both are good sizes and reputable companies.> We would like to keep the tank to 36 inches. We plan to use about 100 lb. of LR and do a 3 inch live sand bed. We plan to do the closed loop manifold system you recommend. <Good.> We'd like to add a sump to hide the heaters, chiller (we are planning MH), and skimmer and to increase the amount of water. <Very good.> Both Tenecor and Oceanic have recommended sumps including wet/dry filtration. We have been reading forums in which writers stated that with LR/LS filtration additional filtration may actually be detrimental. What is your opinion? <Bio-media after a period of time tend to accumulate nutrients and it's just not as efficient as a breeding grounds for nitrifying bacteria, in either words except in certain applications'¦they are becoming less favorable. The surface area on live rock is more than ample at providing a breeding grounds for nitrifying bacteria and the bio-media is not necessary. Bio-media is great at breaking down ammonia and nitrite but not so great with nitrite. Also macro-algae/microfauna refugiums are of much more benefit to the reef tank. I would look into these.> One of the manufacturers recommends an in sump pump. It is my understanding that we would be better off if the pump were outside the sump. What is your opinion? <I prefer 'dry' pumps as opposed to wet pumps, they tend not to transfer as much heat to the water and give you more room in your sump for the equipment and refugia mentioned above.> Thanks, Ed <Quite welcome, Adam J.> Filtration on 80gal Bowfront 12/29/07 Hello Crew, <Hello, Scott V. with you.> Thank you for the time and experience you share with all of us. I've always been interested in keeping a saltwater and tank and was encouraged to pursue my interest last year when given a 20gal tank. I started up the tank in September last year with a basic filter, powerhead, heater and live rock. In October I added a couple yellow-tail damsels and then added a couple of False Ocellaris Clownfish in November. I was able to maintain good levels and healthy fish and I had a nice growth of coralline algae. In the spring of this year, I added a mushroom and then during this last summer, I added a Xenia, which I unfortunately watched suffer. It was only at its demise that I became more aware of the need to test for calcium. <And alkalinity?> During the summer I also noticed an outbreak of red slime algae and decided it was time to invest in a skimmer (AquaC Remora). <Good move.> Now that the skimmer is running and I've kept up on water changes, I have been able to maintain a healthy Kenyi tree that is spreading all over the tank, a leather finger and a leather coral. All this said to say that I am fascinated with the craft decided I have to expand .I now have an 80 gal. bowfront awaiting decisions on a filtration system. Since all I have known is hang-ons, I've been reading up and am leaning toward a sump and a separate refugium. <Yes, if you are going to upgrade, this is the way to go.> Please review and let me know your thoughts on the current design. I would like to house a reef tank with a medium load of fish, and LR. In terms of corals, I would like to consider clams, anemone, brain coral, leathers, Acropora, torch coral, xenia. This is just a sampling of what I am interested in and want to design for. <I would skip the anemone and limit mixing the soft corals with hard.> Since my stand is a bowfront, I am somewhat limited in space. The opening on the back is 27.5" wide and 30.5" tall and the interior space is 32" wide x 12" deep by 30.5" tall 1) Sump - Reef Devil Reef Sump by AE Tech (28 x 11x 16) Compartment 1 - micron bag, skimmer, skimmer pump Compartment 2 - will use mechanical or chemical filtration as appropriate Compartment 3 - pump back to tank <OK> 2) Skimmer - AquaC EV120 or Euro-Reef RS100 (not sure if I should be considering the EV180). Should I consider anyone of these more than the other. I would like the quietest if there is a difference as this tank will be in the family room. <The EuroReef in my opinion.> 3) Pumps - I have not even looked at pumps yet (will once again be interested in quiet operating pumps) <Considering space limitations, a submersible, Eheim hands down.> 4) Lighting - 48" Corallife Aqualight Pro (2x150W HQI MH (10,000K) + 2 96W PC + 3 LED) <Will be fine.> 5) Water Flow - for additional water movement, I am installing a closed loop system of 1" pvc pipes buried in the base sand (3" bed) with 8-45 degree angles forcing water into the tank from all sides. I will also have 2 outlets in the top rear corners. Both the lower and upper system will be run off pumps located under the tank. These are in addition to the outflow from the sump. <How much flow do you plan to run through these? Given the size of the tank, eight outputs low and two above is just too many. If your pump is sized to your tank this will provide very little dynamic flow. If your pump is sized to your outputs, this will be way too much flow. Also, I assume you plan to drill this tank. If you do please check to see if the bottom is tempered, it likely is. If so, you will not be able to safely drill it. > 6) UV Sterilizer (to be added in the future) <I would skip this.> 7) Refugium - Ecosystem Refugium 100M (24 x 8 x 8) - considering adding this in the future on top of the sump <I suppose this could work. For the money spent on both the refugium and sump, I would consider having one made that simply incorporates both into one design, or possibly fabricating yourself.> Sorry for the lengthy post. I'm just really wanting to do this as right as possible the first time. <No problem.> Thank in advance. Jason <Welcome, good luck, Scott V.> Filtration Recommendations << Thank you for your advice. I have probed the internet heavily for anything that I could find on your suggesting an algae scrubber means of filtration, and I came up with the Leng Sy method found at www.ecosystemaquarium.com. I was wondering, is this what you are speaking of? The reason I ask is because they say that no additional filtration, such as a protein skimmer, should be incorporated with their method. What do you think of this? I am really quite confused about this system, as it is completely foreign to me. Also, could I mix dead sand with live sand to cut costs? My last question is what you think of denitration units (the not-natural kind, such as that by NatuReef). Thank you very much, Brian Towers >> Yes, this is exactly the type of filter system I am/was referring to... and some people do run such systems without, with, or temporarily or scheduled on/off a skimmer.... I run mine with... but they are not (the ones I use) very "efficient"... Yes to the dead sand becoming live... no problem with mixing some or placing the live on top.... it all will become live. I am not a big fan of electronic and the drip/sugar anaerobic box types of denitrators... and especially don't agree with much of the advertisement claims of many of these products.... Water changes do more than just rid systems of nitrates... and are by far cheaper and better ways of preserving water quality.... and live rock, deep(er) sand beds, live macroalgae, anaerobic/hypoxic media (like Ehfi-mech, Siporax Beads...) are far better than these expensive, unpredictable products... Bob Fenner 110 gallon reef-filtration This is the email I meant to send you. I am not sure if you received it so I am sending it again. Thanks- <Ah, figured there was more.> Hello there, I have, of course, a million questions to ask and your response to any of them would be great. I have read your column and recent Q&A and have already answered numerous other questions. I have had numerous tanks during the past fifteen years, mainly brackish and fresh as well as one fish only salt. Now I am setting up my first reef tank. Actually it is going to be a half reef/half fish tank. I have always wanted to keep several anemone's and clownfish, a few tangs (purple and yellow, I know they may not be compatible, gobies, etc. and a few corals (some of the hardier, beginner types, not stony polyps to begin with). My tank is a 110 gallon glass Oceanic tank. not the reef ready version, also undrilled) (60x18x24) I purchased a Hamilton Tech ABS hood that has 2 175 watt MH (5500k) and four 55 watt power compact actinics. I paid an extra 30 for a second fan because I plan on placing this directly on the glass canopy of the aquarium. Extra heat should not be a problem, should it? <Hope not... only actual practice will tell.> My light may be a little excessive for what I want to keep, but it was a gift and I really enjoy the shadow effect you get with MH as compared to all PC. My big question relates to filtration. I have nearly a dozen Marine/Reef books (including yours) and three magazine subscriptions and have been debating this for the past six months prior to purchasing my tank. I also, over years in the hobby, have purchased and still have much equipment. <You, me, and a whole lot of other folks, I'll warrant.> I come across great deals and buy things that I save to use I the future. I have Eheim wet/dry filters. <Unfortunately, IMO, not one of their greater developments.> One rated for tanks up to 90 gallons and the other for tanks up to 160. These use a substance call Eheim Substrat. Small porous stones or rocks to conduct biological filtration. I like these because of the their ease in use and maintenance and the way they return water causing a wave. I have thought about using the larger one with a hang on protein skimmer (considering buying a reef devil III) as my filtration. Even thought about hooking up both Eheim filter and placing them on each side of the tank. Lots of water movement, along with a few pumps on the bottom of the tank for more movement. Would this work well? <Again, not a big fan of Eheim's wet-dry efforts... would build/buy a sump, add gear to it... like a needle-wheel skimmer...> I also have a LifeGuard fluidized bed filter. Would it be overkill to use that with the Eheim and the prot. skimmer? Could I have eventual nitrate problems? The kicker is that I do plan to have live rock in the tank as well. <This unit is also not well designed or constructed... but will work as a beginning "box"> As for that, I am contemplating using 75-100 lbs of Carib sea reef rock as my base and then purchasing 50-60 lbs of live rock to place on top. Thus, I guess I could stop using the live fluidized bed after all the live rock was seeded. Can you have to much biological filtration? <Actually yes... hard to balance aerobic, hypoxic and very low oxygenated bacterial actions in a closed system... better to not overdrive any... instead rely on lower stocking densities, less vs. more feeding, using plenty of live rock, purposeful or incidental live substrates... > Alternatively, I could use a sump. I have a 20 gallon long tank, as well as an ultra reef hang on prefilter with a double return. I also have a Zambezi 1000 in sump skimmer. This skimmer is 26 inches tall and about 6 inches in diameter. It uses a RIO 2100 pump. My hesitation in setting up a sump is the higher risk of flooding than with the Eheims and maintenance. The Zambezi is a tough fit into my cabinet and I am working with limited space in the area where the tank is. <Know we're starting to get somewhere.> Have you heard anything about Zambezi skimmers? It is made by Marine Enterprise International, makers of Crystal Sea salt. I know that most reefers following the Berlin method insist upon a sump and there are benefits as far as placing your heaters in there, dosing, water changes etc. What are your thoughts? <Rate these skimmers about in the "middle" quality and function wise. Also, would it be too much to set up the sump and run one of the Eheim Wet/Dry's for added filtration, water movement etc. <Hearing what gear you have, I would...> Your thoughts are greatly appreciated. Thank you in advance- Jim >> <You're welcome. Bob Fenner> Seeking equipment advice for 55 gal Hi Bob, I've been reading your website on equipment information etc. but I wanted to ask your recommendations as it pertains to my tank set up I have on order. I've recently purchased a SeaClear acrylic 55 gallon tank which I am going to fill with live rock and the following fish: 2 percula clownfish, hippo tang, Banggai cardinal and a flame angel. <Okay> I've purchased the type of tank that has the pre-filter box inside the back corner of the tank as I'm going to have all equipment tubes etc. under the tank in the cabinet. <Sounds good> I'm seeking your recommendations on the following equipment I plan on buying as to which brands of the below listed items would be suitable for my tank: 1. Wet/Dry Filter <Most any... I like the CPR line (Creative Plastics Research, CPRUSA.com) for design, value... but many others will/would do.> 2. Protein Skimmer (free standing outside of the wet/dry filter type) <Hmm, well the tank is a bit small for one of the larger units... but if you think you might go to a larger system in future, a Turboflotor 1000... if not, maybe just a CPR unit here as well... will be fine when the live rock settles in> 3. Canister Filter for additional mechanical filtration (I'm going to get an EHEIM here) <Best choice on the planet> 4. Appropriate pumps for the skimmer and the wet/dry (I'm really uncertain here) <Eheim's would be best... service, reliability and value in the longer haul (last for years, lower energy consumption... whisper quiet)... outside pumping? Probably the low or semi-corrosive magnetic-drive series of Little Giants that are offered in the trade (the other lines produce too much waste heat, noise, and more volume and pressure than you require... direct drives are out> 5. How many powerheads would you recommend for a 55 gallon and which type would be good ?? <Two to four... Instant Oceans and Hagen's are best volume, service factor wise...> I'm buying with Quality and Ease of maintenance being my top priorities. I don't mind spending the money up front for quality equipment that will help keep my fish healthy. <I'm in the same club, of the same mind> Thanks in advance for your advice and guidance ! <Glad to be here. Bob Fenner> Filter for reef tank... Hi Bob...quick question for you. I
bought a tank that is about 2 years old and it came with a Sea Clone
(which will become a hospital tank skimmer) and an AquaClear filter
(also for the hospital tank). It's a 70-gallon tank and I've
ordered the Aqua C Remora (hang-on, as I will have no sump on this
tank...tempered glass bottom can't be drilled and I don't want
to risk a flood). Any recommendations on a good power filter to use for
it? Planning to have about 80 lbs of live rock and a full reef tank.
There are just so many out there, and it gets to be overwhelming. I
figured you might have a favorite with this situation (got the Remora
per your advice). <Hmm, any idea what sorts of organisms you might
be wanting to keep? At the zenith I would utilize a sump and an
overflow box (see the CPR site here for pix)... along with a couple or
three internal pumps/powerheads to move water about... next down the
line I would use one of the beefier hang on filters rigging it up as a
lighted refugium (like Leng Sy's Ecosystem units) plus pumps as
above... on the lowest end, good sized canister/s or hang on power
filters could do> Thanks for the help! Kind regards, Misty Johnson
<Be chatting. Bob Fenner> Eco-Wheel Opinion Me again Bob, I was wondering if I could get your opinion on AE Inc's Eco-wheel product? http://aquaticengineers.com/index.htm I was considering using one of these along w/an Ecosystem mud setup. <Have only heard two accounts re these (expensive) units... both positive. No personal experience. Bob Fenner> thanks again Bob! Skimming and UV Selection Hi, first of all your site is absolutely fantastic! Thank you for it. <Glad that you find it enjoyable! We sure have a blast bringing it to you! Scott F. with you today> I'm going to be setting up my first Reef Aquarium (70gal). <Ahh...the addiction begins!> Currently I have Fluval 404 filter and I was looking for something that would have protein skimmer and UV and filtration all in one... I came across ViaAqua Multi-skimmer, which is a skimmer and 5W UV light. I'm not certain who makes it and I have no idea what their web page is. <Not 100% certain, but you may want to search under "commodity Axis", which I believe is the master distributor for their products...Do check this out!> Are you familiar with it? what are your thoughts on that filter? <Not familiar with this particular skimmer, although Via Aqua does offer some good products. I am not familiar with any other manufacturer offering a combination UV Sterilizer and Protein Skimmer. There are skimmer/"filter" combinations, such as the CPR Bak Pak. You may just want to keep it simple and opt for a good protein skimmer and basic sump system...> If negative, could you recommend an all in one filter most importantly with v. good wet/dry filtration and skimmer together, but one that I would not have to set up a sump for? <Okaayyy- so you don't want a sump...Well, then I'd look for one of the hang-on-the-back units, like the Aqua C Remora (just a skimmer, but a good one), or the Tunze skimmers and related accessories...Do consider a sump though- they do offer remarkable flexibility, and need not be expensive or complex..> What kind of UV light would you recommend for the filter you suggest? <Well, lots of factors go into selecting and utilizing UV in an aquarium. Factors such as water flow into the unit, tank size, etc., etc., etc. all figure into the equation. DO a little research on the WWM site to help you decide what you need.> Thank you very much, Luke <A pleasure, Luke! Good luck! Regards, Scott F>
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