A Complete Guide to Marine Fish Keeping

Marine Aquarium Systemfiltration. Depending on the shape of the rock, the
INTRODUCTIONperiod of curing may extend from 1 week to 2
Setting up aquariums at home as a piece ofmonths even. After draining some water out of
decoration has been a very common practice.the aquarium, place the live rock in the middle of
This, not only enhances the beauty of our room,it with the powerheads aiming at the rocks. You
but adds life to our room also. If you think moreneed to brush the rocks every after few days
in depth, this small piece of decoration can beregularly, but do not forget to turn off the power
categorized into a number of types depending onin the tank. You may use new rubber kitchen
the differences in set-up and constitution. Agloves or brush with plastic bristles to scrub and
'Marine Aquarium' is a type which has to beremove the dead organisms in the rock. Now
decorated with marine plants and animals. Thissiphon the disposals and fill the tank with
again can be further subdivided into the followingpreviously mixed saltwater. Do not forget to put
types;o Fish Only (FO)o Fish Only with Live Rocka powerhead and a heater in the mixing container
(FOWLR) ando Reef Aquariain order to mix uniformly and keep on testing
Marine fish keeping is entirely different from theregularly to ensure that the tank is cycling. One
other types as this involves more knowledge andsmarter way to understand that the live rock is
study. An extensive knowledge is requiredcured is that when the tank stops smelling bad.
regarding the composition of water, its chemicalThe tank water should be free from ammonia
properties and the adaptability of the inhabitantsand nitrite, so do not miss out to test it at regular
of a marine aquarium.intervals.
To start with, let us first discuss the very firstAdding substrate: once the curing process of live
step of installing a 'Marine Aquarium System' whichrock is completed, you need to prepare your
includes the major components that are essentialaquarium for the substrate layer. For that, first of
for a marine aquarium.all drain out some water to make a space for the
Major Components of a Marine Aquariumsand and then turn off the aquarium power. Take
The very first thing required for the installation ofa large bucket, say about 5 gallon and pre-mix in
a Marine Aquarium is a sound knowledge of all theit about 2 gallons of saltwater. Add the sand in
major components of it. The usual volume rangethe pre-mixed saltwater and keep on stirring. By
of Marine Aquariums is from less than 80 litres toconstant stirring, the dust and unwanted particles
over 1200 litres. The major components of awill rise up which you must drain out carefully.
Marine Aquarium are;o An Aquarium, made ofAlso drain out some saltwater from the mixing
glass or acrylico Filtration Equipmento Properbucket and then with the help of a ladle or
Lightingo Aquarium Heater and Refrigerationsomething like that add the clean sand to the
Devicesaquarium slowly. You might use a powerhead for
The material of the aquarium should be preferablyblowing off, if any sand particles get into the live
made of glass or acrylic. Glass is used mainlyrock. So, finally the marine tank set-up process
because of its holding strength, transparency andseems to have come to an end. Now at this
inexpensive too. Also, glass has a remarkablestage, the only thing that is advised is to allow the
feature of distributing the total pressure within thetank to settle down. For another few days, keep
whole aquarium. However, acrylic can also be usedon monitoring the water parameters without
as an alternative to glass as it is light weight anddisturbing the tank much.
can be moulded very easily to give varied shapesSet-up the Marine Aquarium - 3rd Part
and sizes. In addition, it is scratch resistant andMonitoring the tank: Once the aquarium is ready
provides a much better electric insulation, althoughwith all the essential components, it needs a
its price is a bit higher.standing time of few days to settle down. During
The filtration set up of a marine aquarium is muchthis phase your most important task is to
more complex compared to other freshwaterconstantly monitor all the delicate parameters so
aquariums and includes physical, chemical andas to ensure a perfect environment for the
biological filtration as well. The most commonlymarine fishes. The monitoring includes;o Checking
used filtration equipments are; Wet and Dry Filtersthe temperature of the aquarium watero
and Protein Skimmers. A Protein Skimmer is aChecking the specific gravity of the aquarium
device which is used to remove organicwatero Checking the pH balance of the aquarium
compounds from the water before they arewatero Checking the ammonia levelo Checking
further broken into nitrogenous wastes. Proteinthe nitrite levelo Checking the nitrate level of the
skimming is an important process of filtration asaquarium watero Checking the carbonate
this is the only method of filtration where thehardness level of the aquarium water
organic compounds are removed physically beforeAll the above parameters should be perfectly
they are decomposed - thus improving the waterwithin the desired range. A little disbalance in any
property. Some of the marine aquariums alsoof these above parameters can be a threat to
contain a Refugium or a Sump. A refugium is amarine life. So, it is advised to perform this
small container, or more likely a small aquariummonitoring process very carefully. Any imbalance
which is laid beneath the marine aquarium and isif noted, must be rectified and brought to normal
connected to it by a water pump. A sumplevel before the addition of marine fishes.
however contains a number of chambers, each ofThe temperature range of the aquarium should be
which is filled with its own filtration material.between 75°F - 80°F (24°C -
Lights play a major role in marine aquariums, so27°C) and the specific gravity should range
proper lighting is very much essential in this case.from 1.020 to 1.024. Moreover, the pH reading of
Although, it is advised to set a cyclical lightingthe aquarium water should be between 8.0 to 8.4.
arrangement in order to stimulate the day andNote that the levels of ammonia and nitrite
night, but it varies depending on the type ofcontent in the aquarium water should be 0. In
inhabitants of the aquarium. For a typical 'Fish Only'other words, there must not be any trace of
type, intense light is not required. But in case ofammonia and nitrite in the aquarium water.
aquariums containing invertebrates, an intense lightHowever, the nitrate content of the water should
is preferred. The most commonly used lights are;be around 20ppm or less, especially for the
Fluorescent, VHO Fluorescent with very highinvertebrates whereas, the carbonate hardness
intensity, Compact Fluorescent, LED and Metalrange is 7 - 10dKH. The water we use daily is
Halide. Although there are a lot of variationsgenerally rich in phosphates, which must be taken
regarding this sources of light, but all thiscare of. Presence of phosphate in the aquarium
technologies have its own advantages andwater increases the chances of some of the
disadvantages. The two most important factorsundesirable algae growth. While even a small
that should be taken into consideration whileamount of copper in the aquarium could be a
selecting a lighting arrangement are; wattage andthreat to snails, shrimps, starfishes and other
color temperature. The wattage of the lights mayinvertebrates - though not harmful for fishes. One
vary from tens to several hundreds, dependingof the most important points to enhance water
on the type of lighting used. Color temperature,quality is to keep it in motion. A moving water is
on the other hand, is nothing but the color of lightperfect for gaseous exchange so that it remains
emitted by the lighting system. Color temperatureoxygenated and as a result good for the health
>5000K has proved to be best for growingof the fishes. The best way to keep the
plants in marine aquariums. A 10,000K lightingaquarium water in motion is by using a
system throws a bluish-white radiation whichpowerhead. Also, the pumps play an important
affects the colours in fishes and corals. A muchrole in driving out excess of carbon dioxide from
higher spectrum, say 14,000K and 20,000Kthe water, which may result in low pH otherwise.
produces a deep blue radiation, like that of underIt is advised to keep the levels of salt, calcium,
the sea and creates a similar environment.alkalinity and temperature stable. Allow a standing
A Marine Aquarium temperature should betime to the aquarium water so that the water
maintained at 24 to 28 degrees Celsius, which ischemistry comes to a stabilized state which is
similar to the natural environment of the marinevery important.
inhabitants. In cases, where the aquariumA quick highlight of the water chemistry:
temperature is less than this desired temperature,- Temperature Range: 75°F - 80°F
an 'Aquarium Heater' is used. On the other hand, if(24°C - 27°C)
the temperature is greater than desired, a- Specific Gravity Range: 1.020 to 1.024
refrigeration device known as 'Chillers' is used to- pH Range: 8.0 to 8.4
lower down the aquarium temperature.- Ammonia Level: 0
Set-up the Marine Aquarium - 1st Part- Nitrite Level: 0
Once you are ready with all the essential- Phosphate Level: 0
components of a Marine Fish Tank, the second- Copper Level: 0
major step is the setting up process. It is a- Nitrate Range: 20ppm or less, especially for the
lengthy process and might take 4 to 8 weeksinvertebrates
before you can actually add any marine life into- Carbonate Hardness Range: 7 - 10dKH
the set-up. The major steps included in the set-upSet-up the Marine Aquarium - 4th Part
process are;o Deciding the aquarium size andAdding Marine Fishes: Once the water chemistry
locationo Arranging the essential aquariumcomes to a stabilized state and the tank is totally
equipmentso Setting up the aquarium with all thecycled and ready, it is the perfect environment to
equipmentso Adding previously mixed saltwater toadd marine life into your Marine Aquarium System.
the aquariumo Curing of live rocko Adding theMarine species not only includes marine fishes, but
substrateo Monitoring the water thoroughly andalso anemones and other marine invertebrates.
allow the tank to cycle.o Adding marine fishes.Maintaining saltwater fishes involves a lot of
So let's discuss all the major points by step.behavioral understanding, additional skill sets and
Aquarium size and location: The size of theknowledge. This is because the marine fishes in
aquarium varies with the type of marine fish yougeneral are physiologically different and are less
would like to keep. This is because the size andadaptable compared to the freshwater species. All
growth of marine fishes varies from an inch toyou need is a stable environment and some
about 12 or 18 inches. It is always better to avoidspecial treatments and conditions - no other extra
smaller tanks as this requires frequent waterpampering is actually required to maintain the
testing and greater maintenance. A perfect placefishes. Compared to freshwater aquariums, a
to set up your marine system is in that areasaltwater or marine aquarium supports a wider
where the external sources such as windows orrange of extraordinarily beautiful fishes. Some of
heater vent hardly affects the light andthe most popular saltwater fishes are Damsels,
temperature of the aquarium. Last but not theLionfish, Clownfish, Triggerfish, Blennies, Butterfly
least, the stand should be strong enough to holdfish and marine Angelfish. Among a wide range of
the total weight of the aquarium.marine fishes certain species like Clownfish,
Essential aquarium equipments: It is advisable toWrasses, Anthias and Marine Betta throws a
list down and arrange all the essential equipmentsvibrant color to your aquarium. Once your marine
required for setting up a marine aquarium beforeaquarium system is ready, it is advisable to start
the set-up process so that you do not miss out awith the popular sturdier marine fishes and
single. The first thing you need to decide is theDamsels are perfect for such cases. Damsels,
type of filtration. A combination of live rock as aunlike other popular marine species are much
biological filter and protein skimmer as a methodmore sturdy and also less expensive compared to
for mechanical and chemical filtration is perfect inothers.
this case. Arrange the live rock, sand and a powerHowever, one thing that should be kept in mind is
strip. Live sand or aragonite based sand, especiallythat Damsels are a bit aggressive in their nature
from caribsea is the best choice. You can also useand so are not friendly with many of the other
crushed coral as a best choice, but avoid usingmarine species. For another six months keep your
sandbox or playground sand as these are harmfulmarine aquarium on some of the few hardy
for your marine life.marine fishes and do not miss out to keep a
Set up your aquarium: Avoid using soap orclose eye on the conditions of the aquarium
detergents to wash the tank as the soapwater. If everything goes well and well balanced,
residues prove to be harmful for marine fishes.after approximately six months or so, try adding
Wash it up with water only and fill it up with freshsome of the hardy invertebrates. Among the
water for smoke and leakage testing, if any. Drainhardy invertebrates, you can start with adding of
out the water once the test is done and the nextsoft corals, algae's, shrimps, anemones, starfish
step is to fix a background. It is advisable to paintand urchins. You can also fill your marine aquarium
the background as there are no chances of saltwith some of the other popular creatures like
creep getting in between the background andworms and sponges. After the successful addition
glass. The painting should be done at the outsideand maintenance of these invertebrates and after
wall of the backside and not in the inside wall. Aabout one to two years, you can start
black background is ideal for marine tanks as thisconsidering the comparatively sensitive
enhances the color of the fishes. Alternatively,invertebrates such as stony corals, clams etc. In
you can also use deep blue as this helps inan advance stage, you can even house your
creating an illusion of water depth. After the tankmarine aquarium with somewhat larger
has been left for a day in order to allow the paintinvertebrates such as jellyfish and octopus. So by
to dry off, install the heater, filter and proteinnow, you could well guess that a marine aquarium
skimmer. Do not forget to use a drip loop on allis capable of housing a much wider range of
the power cords and check back the aquariumcreatures than you could actually imagine in case
electrical paths.of freshwater aquarium.
Set-up the Marine Aquarium - 2nd PartLast but not the least, a healthy and spacious
Add pre-mixed saltwater: You can use most ofenvironment is required for the healthy growth of
the commonly available mixtures, unless you arethe marine fishes. In order to provide a healthy
setting a reef tank. Take a 5 gallon bucket, fill itenvironment, never ever overstock your
up and remove the chlorine and chloramine usingaquarium, which is a very common practice
suitable additives and medicines for Aquariums..among beginners. Another very common mistake
Then slowly add the salt mixture to the water atthat should be avoided is overfeeding of the
room temperature with constant stirring. Oncefishes that may lead to poor quality of water and
you are sure that the whole salt mixture haseven sickness leading to death of your aquarium
dissolved completely, test it with a hydrometer orfishes. It is always advisable to feed your marine
refractometer. Once the specific gravity reachesfishes in small amounts so that it all gets eaten
between 1.021 and 1.024, the water is ready toup, thus preventing the water from getting poor.
be added into your aquarium. Make sure to allowKeeping aside all the technical points, one major
the water to circulate for about a day or two byjob should be to check your aquarium fishes and
turning the aquarium on.invertebrates - their health and movement. Any
Curing the live rock: Though quite expensive, butsigns of illness if noted, it is advised to check your
live rock falls under the essential part of Marinewater conditions, look for the symptoms of the
Aquarium. This is only because live rock isdisease and then consult your marine aquarium
considered to be the best form of biologicalretailer or Internet books for advice.