FREE -- Volume 15 Aquarium Systems Winter 1998 \ - We creaie your best &ti- * Raising Without -Rotifers Wkn~haW~~~ and (here is not a roofer to be had, what can you do? During June of 1997 I hid ihe to run twend trial* rwrin cktwnfah-e without usingrotifcn!for food, and swae trials wing puhnenzcd feed sudd. As CbwnGah Larval, Pcaring !kpdmr at C-Qumt Hatchery in Puerto RKO,lhadnotplannedtorunsuchtriab,h the temporary lack of rotifen gave us no chotcr-. Onany- ~C-Qptst~uBially JmW lorn 1r& spawns batch. Each of .^ouf300wmdcwnfiBhpaÈÈba*a6iiich 12 inch ceramic floor cite upon whicfa to lay its On theafternoonbeforeaapawn isdue lohuchitbrndfiroaa~aoditankm comers, which results in starvation of the Iwae,Also, the live algae that gives the green color hdpe to maintain good water quality. and Summer of 1992, bhq~ Normally we provide routers early in the manideabout mv 15ealtoi morning after the larvae hatch. Last June, however, we dktn't have enough rodfen to give to (be larvae, and so ran alternate larval then I have incorporated mimerom changes, re- ents. Inedy trials we offd dtcdin very bad water quality, to the point where it waà impossible 10 keep the water habitable. Although [he liquid spirulma sank, ~~~~~ofihclarviichadgreenfeccs,indica that the larvae were eating it. his fact vended feature; of the Berlin method are nrong thainewly hatcheddownfishlanaewillstrike at and consume non-living feed, Thechallengeiheuwtttohdafeeddial Â¥wa more buoyant and nutritiou*. After trying several combinations we formulated one that e water surface long enough for major difference between my aquarium as k tanactoconsumemottofkbdweitsank -in 1992andatrueBcrtinsyrten)wasthat to the bottom. Became the food floated for em hu a layer of coral gravel or only about one and a half hours, we fwdit LZJ on the bottom of the tank, and nay lank did not. In 1992 1 waa a proponent of the -hare bottom" method as a meana of 01998 Aquarium Sysicnn, Inc., Mentor, OH -Printed in USA. Corttumed~fxy2 window screening attached with plauic cable by nilriftcaticm/dcninification in mine. With ties, and used 3/4 inch PVC couplers for the auben aystem actively pulliBR my nitrate kt.I decided to make the dugium iJ downtonothingandmYproteinAimmer a?'with the wall of the aquarium so I could out or* compoundi, Iaeeded to colony of dc-nilrifying bacteria becomes observe what was happening them, I placed 33"mo*<foodtothetankforthecorafa.lfat esobluhedindieland. about four inches oC coarse coral sand-wavei the &h more often and ibc cords recovered. I -dJ- I could MX add a plenum KI die main ^ display tank w I had two options: add we to thesump,oraddanaddiconalsumpwithlive t~wy+gm~trekin.the~ofthe sand, really irdugium thai contains a pieom. tank toewetheim~reuhofalawme. I lcd Thalassw UstwSrnw"sep, and Udotea algae, and added ~une invertebrates that include feather bra, hermit crabs, snails, serpent stars, and corals. A very nice photograph of this refagimn shooing hpitnurn is in die book The accumulation of nitrate. Modem Cm Reef Aquarium, Volume I by Fadand Nilseu. Orannailv I wed a Tunze protein --ddmnwr'h tdii aquarium. In 1992 I had the older versiou with a non-whtneiaibic TuriieBe nwtor,soI haditinibown+flow-through had a large capacity for nitrifting and lanktomaiiitiinibcproperwaertevd.Later denitrifvintr. Therefore I no loneer needed a that year I bo t a aubmci-sible Turbellc, allowing me to1 p ec the dammer directly in Iwasabletorem&piece)ofliverockfifm die 13 gdbm aquarium that opened ibe'ttnafl apace and made room for more corab, I that time- If I kt it get dirty so tbal iti output meiiikmthistoemphasizelhalasystein~ waareduced,Inoticedanincreaseofalgaeon byiuffidentlivelanddoexnotalaoneedhve the ghresulting from die build-up of rock for biological filtration. The rod can be nutrienu in the water. In 1997 I had trouble dForHidecorativevalueandasawurceof with the TuifaeSe motor, but I nodced that the £vçnin the aquarium, lad of protein slaiwniiig did not xem as important a* before, so I removed it front the iiyaem in June. It is the end of January, 1998 as 1 write thk and my "15 gallon* wan has never looked better. Thia ia not M much a result Rather, the ty~cmhas matured and and refiighun. After VSaz n!*TbaidihuthelliW wmMlwE&pt re-mtlw Aquarium Systems SeaTesT* "~ow-Ran~e Nitrate kit, and I decided m stop pcrfonnitia; compounds that accumulate in all .dosed swam aouariunu. The carbon M located in a adding ~UffWaent calcium, maintaining aHalimty, wing protcw .'UnmiBis occasionally, and using activated carboa filtration. I harvest algaefromthewdkmw.When conditioners. Reef Evolution* products have been Mtwkf, and an unidentified Indonefuo researched and develooed bv marine Oastaptt speck that I obtained from Dick biohylsts Usingoniyhe &t Ingredient.. Pnrin- Thenumerous colorful ofalgae Evolution* untofourtime* is mv reef arc reaUv aim.and also beneficial became of die rcfuxc they Ear amphipod;and other cnutaceal~BT0t at &h hunt fikfood. Reel ~volution*water conditioners& the Algae are not the only meant ofnutrient hlgM quality iKidltfvesyou can buy. You wlll export* The. *cagtaà piano quiddyseeadifferencelntheheafthofyour nutrients {rom water and die animals. remove the from reef deep substrate- where they send their rood. Calcium Chloride. Calcium Somefflne* I harvest old WÃfrom these WumIodide, Strontium, anymde* Trace Elements are available in 8 and 16 ounce sizes. Try the new Water Conditioner Trial Pak which mtains a 2 ounce bottle ot Calcium Chloride, otassium lotfde, Strontium, and Trace Elements, $as a THEE SAMPLE of hmex" growing trees. Harvesting corals sawn abo be Ammonia, Chlorine, and Chlormi- p-- - vwwedçinutrient0(1)00,sotheXmwan CatwUawftcoral*thatIdoutwcdcivand chew specie* that req& frequ'~<pruning: -k An* Kwn^ftJiaJnia, PoaUofon dot/wwwt and --wafie*. wanrnqionaiit meana of uutnent exponBtbewamatefdetritiBiAaIn0 (ponim owing in the lump utilize detrituf, hiititiir-on ihebattoro-. About once- twoownditlription out the deotoludwiywUhanairfinebowandaDow thedaudywater tow* IdeeaatasDoodi of thedeçrwateruponblebadint~thetank when I cleaned out the- dectijon cup of die ornaturalseawatur.TheuxofbafauicedKHUC cakhm and allodmity u such as C-Baiance haw Ac aaroe= twict a day. schedule allodthe larvae to grow am)reach - withoutwbmlgcomumed -*dhcbt&w suiniiunzcdbckw. dum The-hrvaewereftdeach 9fl0,aDd lO:30,ainoon,dittthe avalveandtrfcktewattrcontinuouiiyintoow larval rearingtanki. WftdonotmakeniaKwe, quick water change;. A hobbyist could atowiy Two new reef bodca have been relcued thaithfnddbediniaeMtomarinehobbviti. are f^faturalReefAqiwriurotby John H. aand The Reef Aquarium, Volume H byJulianSflnioKand).Qiaria- Volume 15 Aquarium Systems Spring 1998 A We create your best utions * UabtMÇ Untilrecently,moilbobbyutiwedLux meters to meamre light. Latdy, a number of advanced hobbyisti we joined (he scientific the aahy water agaout a higher OWBOOC that PAR (Photo- msswv.Thaisdoneatahi&metabolic~~~~ meters are It takes cnefgy to excrete dt. initnunenu to me when !atini~rtdu<xÈ<h<exModiturede~er~a aquarium*. Lux meter* COD- cent- -t to the middle of he viableli trange,greenUght,anddonot the fill nuiff - iynthedc t,whichincludestheredandblue a ?.-- ends of the spectrum. A blue light producing Marine fish have adapted to tofcrate (heir the same amount of light energy M a white harsh salt/ eiivironroeat. Sea wmef conrain$ light would have an equal PAR aboutfocrtinio.~muchs*Ilasisiatheblood much lower Lux hpbotolyn awlintendfluKbofafab.TTwtowsofphysici cifendal lor -and coralline algae, we Wk&-h*iv- &odd meuure all of the phoKMynthetically seawaterouisxtethefishadtheflunfeiaaklà active light when rtudying coral growth. the fiafa row somehow he conwtd The Sdi risks dehydraiiou because dtcannot diflicc into its body, but water can be pumped out through the glib aodsldn. In hcalAyfah the mucuscoveringtheildcactsasabarrier, treatment tank will decrease osmotic preaturc and lessen the mk of dehydration to the debilitated fish, Marine filh drink sea water to replace lost fluids and excrete excess falls through kidneys, in the fecq and aorou metnbiaoe*.TheIddneyipro+avery. J-w urine, and the y9t traqmtsaltionsbademto 01 998 Aquarium System*, Inc., Mentor, OH - Printed in USA A SOPHmCAm ENHANCEMENT TO MODERN REEF KEEPING Low Sddty an Q mud TtdMuiaçFiahPttrÑit .. at 27 to 30 SaJimJy hen:.- nuutmmd pm (specific gravity 1.020 to 1.022). Both lmmabedb 79 and 82 t 994 to 1997, luh Indo-Pacific, and Caribbean,were kept in both When Ai^KBts<^lidianivddfimiWbofcmfcnamd ,theywere(fividedbetweenthe $-and $-and weit to die taoki with no aedimatitm procedure*. We did not olaervt say diffmce in behavior among the fid) in ibe two systems. Outbreaks of velvet (Afi^suAtaos ooffaflwt), dlh ipol(0^toatr;MM *), black qmt (wAdlanaw), or inooogcaelictwnaiodk8-notfeonindy low salinity *yÈtem Peenucrotcopic exanumtkfflaofibin icraiftBjp *.N tfidxtotrevcalaoy tkparasitw. %%normal uhmty controllyttem continued haveperiodic(wtbnabofp-Infected fiom the control system that were ahliTyeare. .My experieaeç,~~-mthfirttreportir utilizing low falinity water Ibr quarantine treatment. In addition to the Instant Ocean Hatcberie* methods, RandolphGeodfett aad LanceIchinotJuboreoeadyoçdmedtbetrlo atleast weetecxpwureat 14ppt(specific UP TO 4 TIMES MORE grarity 1.010) ibr a broad range ofmam~: CONCENTRATED THAN OTHER tropicalBstetpcocs.Theyabofbundd#fah WING BfUHDS! handled immtdiatc uwsSer into tow salinity water"bfaudfiilly." - .. spontaneous proliferation of pink CTicnisU]~g to the surface,