Marine Newbie

Sumps are not too scary. In simplest terms you have a hole at the bottom in a corner. Connected to that you have a Durso standpipe. Around this you have a weir, a glass or perspex "wall" with teeth at the top which is sealed into the corner. The bottom of the teeth sets the level the water falls to when the return pump is off.

The sump, is just a tank underneath the main tank. In this tank is a return pump which pumps water up into the display tank. As the level of the display tank increases water flows over the weir and through the standpipe back into the sump. The sump will usually be designed with different chambers. I tend to use 3, the first houses the return from the main tank and my skimmer. The second has a deep sand bed and some live rock. The third has the return pump(s) and and chemical media.

My systems are far from standard, so I am not sure how useful they will be. My small system has a 24x15x15 main tank which houses a black Lophiocharon sp frogfish. The tank has a 16x8x8 small tank with a yellow Gobiodon okinawae. The sump on this is one I made which is about 18.5x12x15.

My larger system is a little bit Heath Robinson. The display tank is a 60x24x15 reef housing a pair of clowns in a nem, a comet, a white ribbon eel, a brown tang, a damsel, a dragonet and a goby. Above it is a 60x8x12 refugium, or former refugium; it temporarily houses a porcupinefish, a picasso trigger and a snowflake eel. This 'fuge drains into the display tank (allowing any pods to come down) which then drains into the sump. The sump (which was the first tank I ever bought) is 48x12x18.5. However, this sump has two return pumps. The second pump currently pumps into a 30x12x15 tank which houses my Histrio histrio frogfish. This currently drains into the sump, but will soon drain into a 24x12x15 tank underneath which will house sea horsees and drain into the main sump.

Both of these systems are in the bedroom.

FW is a little simpler, I have a rack in the spare room which has a 36x24x24 and a 48x15x18 tank. A 24x12x12 sump is connected by a bulkhead and pump to a second sump of 18x10x10. The return outlet is split and goes into both display tanks and their drains meet before exiting to a trickle tower over the sump. Downstairs is a 72x24x24 tank which drains into a trickle tower over a 24x14x12 sump tank. This sump is connected to a second equal size tank which is somewhat redundant now since I changed the filtration to include a trickle tower.
 
That sounds like a full time job :) must keep you busy? Where is all your efforts directed?

You mention a hole in the bottom of the tank, is this in the display tank? If so my tank has no hole and I will have to pipe over the glass an down is this possible? I am reluctant to look at drilling my tank for obvious reasons.
 
Drilling is easy. Just order the bit from hong kong on ebay for about £7-£10 including delivery. You can make an overflow which is a pipe to take water over the top, but these have an added (albeit slight on well designed ones) risk of losing syphon. If syphon is lost the sump keeps adding water to the display tank until it is empty, the display is flooded and the return pump burns out.

I spend very little time on the tanks actually. They get topped up about twice a week, and the preds get fed roughly the same. Water changes are once a week for SW, about once every two for FW. My current efforts are directed at SCUBA diving.
 
Scuba diving, is that a hobby that has been born out of the fish? or vice versa?

I do open water swimming but thats all part of being a quadrathlete :) see www.lincsquad.co.uk


Right, a drill bit from eBay and you expect me not to be nervous?? Have you got a link for one and I will get one ordered, whether I have the balls to use it is another matter :)


Just out of interest is there any galleries that I can browse through of various marine fish/tanks to browse and get ideas etc?


All the best
Paul
 
SCUBA diving is something I wanted to do for ages, so last year I started learning for our honeymoon in Fiji (though I prefer the diving over here). Both hobbies have come about somewhat independent of one another. I'm not that interested in diving wamr climates, but most colder water fish don't really interest me. Sunken wrecks on the other hand...

You need a diamond coated drill bit for drilling. I use this bloke. If you go somewhere like Fish Fur and Feather they tell you what size hole you need for each bulkhead (it will be bigger) and then you can find out what ones to buy. I thin I used a 55mm bit when I drilled for 40mm pipework. The linked item costs about £5.80 delivered (try comparing that price to a local tile shop over here...).

There are guides to drilling on here (one of which may or may not be a topic started by me). I have drilled every tank I have that isn't a sump and thus far have had no failures. It's just about going slow, keeping the area damp, practising on scrap and going slow (did I mention to have some patience and go slow?).
 
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Well I am gonna stick by balls in a grow bag so they are large enough to have a go at drilling the holes myself. Cheers for that Andy I will keep you posted.

I have also read about making your sump tank a feature, how is that achieved?
 
It looks like I am going to have a new base unit made as the wife does not like beech! So I could design more space underneath?

:lol: Sounds like a typical wife :). Doesn't care if it works, just want's all her furniature to match :rolleyes:. Consider this a blessing in disguise though, now you can design a stand with more open space in the middle which will make it much easier to fit a sump in there. I agree with Andy on all his sump topics, he's always spot-on with his advice there. Having used a sump myself on both my tanks, I'll never go without one, they make life so much more convenient.

Making one's sump a feature? Not sure. Mine is on view, but only because I am too lazy to finish the stand.

Heh, amen to that Andy, same goes for me. I always planned on doors but never made them. The "night light" over my refugium drives my girlfriend crazy :lol:
 
Starting to formulate a plan, but its not going to happen quickly,

I have decided on making a weir in the back corner of the tank with two pieces of glass so the water is drawn from the bottom of the tank. I will drill three holes in the bottom of the weir (2 linked drains and 1 return). I am then going to redesign the base unit to allow me enough room to add a sump/refugium.

Has anyone got any good furniture designs or ideas for a corner unit as this is the bit that is giving me the headache :)
 
The toughest part is bowing the wood. Theres some schemes out there on the 'net, might wanna fire up the google :).

If I can make one suggestion, do the return line either over the top of the side, or drill high up just below the water line and put it there. Will save you plumbing headaches later on
 

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