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Acronyms and Abbreviations


Hooked

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There are a ton of acronyms and abbreviations used in this hobby that can make it very confusing. Here are a few:

 

AC...Activated carbon, chemical filtration media / alternating current

AFM...Aquarium Fish Monthly, magazine

ALK...Alkalinity, measure of buffering capacity of water

ATS...Algae turf scrubber, reef setup technique

BOD...Biological oxygen demand

Ca...Calcium

CaCl2...Calcium chloride

CaCO3...Calcium carbonate

Ca(OH)2....Calcium hydroxide

CC...Counter current, type of protein skimmer

Cl...Chlorine

CO2...Carbon dioxide

CO3...Carbonate

Cu...Copper

CYANO...Cyanobacteria

DC...Direct current

DD...Downdraft, type of protein skimmer

DI...Deionisation, type of water purification

DIY...Do it yourself

dKH...Degrees of carbonate hardness, measure of alkalinity

DO...Dissolved oxygen

DOC...Dissolved organic carbon

DSB...Deep Sand Bed

FAMA...Freshwater and Marine Aquaria, magazine

Fe...Iron

FO...Fish only, type of marine aquarium

FW...Freshwater

GAL...Gallon

GPH...Gallons per hour

HCO3...Hydrogen carbonate

HO...High output fluorescent light

HSA...High speed aeration, type of proteins skimmer

I...Iodide

I2...Iodine

ID...Indentify

IO3...Iodate

IR...Infrared, type of light of longer wavelength than visible light

KALK...Kalkwasser, German for calcium hydroxide solution or limewater

KI...Potassium iodide

LFS...Local fish store

LHS...Local hardware store

LPS...Large polyped Scleractinian (stoney) coral

LR...Live rock

LT...Litre

MACNA...Marine Aquaria Conference of North America, held annually

MEQ/L...Milli-equivalents per litre, measure of alkalinity

Mg...Magnesium

MG/L...Milligrams per litre

MH...Metal halide light

Na...Sodium

NaCO3...Sodium carbonate

NaOH...Sodium hydroxide

NH3...Ammonia

NH4...Ammonium

NNR...Natural nitrate reduction, reef setup technique

NO...Normal output fluorescent light

NO2...Nitrite

NO3...Nitrate

NSW...Natural seawater

O2...Oxygen

ORP....Oxidative redox potential

PC...Power compact fluorescent light

pH...Measure of the concentration of hydrogen ions, equal to -log[H+], <7 acidic, =7 neutral, >7 basic

PH...Powerhead, water pump

PO4...Phosphate

PPM...Parts per million, equivalent to mg/l (milligrams per litre)

PVC...Poly vinyl chloride, used for piping / plumbing

RO...Reverse osmosis, type of water purification

RO/DI...Reverse osmosis, followed by deionisation, type of water purification

RTN...Rapid tissue neucrosis

RUGF...Reverse flow undergravel filter

SAL...Salinity

SG...Specific gravity

SHO / T5...Super high output fluorescent light, equivalent to power compact fluorescent

Si...Silicon

SiO2...Silicon dioxide

SPS...Small polyped Scleractinian (stoney) coral

Sr...Strontium

SSB...Shallow Sand Bed

SW...Saltwater / seawater

TWP...Tap Water Purifier

UGF...Undergravel filter

UV...Ultra violet, type of light of shorter wavelength than visible light

VHO...Very high output fluorescent light

W...Watts

WMC...Western Marine Conference, United States

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