~ What Causes Coraline Algae To Disappear? ~
by Eric V. Van Der Hope
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What Causes Coraline Algae To Disappear?
by Eric V. Van Der Hope
Copyright © 2005 ReefKeepingBasics.com
The disappearing of coraline algae can be attributed to
factors . . .
Here are some of these factors which will be explained in
Water, Magnesium, Calcium, alkalinity, lighting, strontium,
salt, kalkwasser and
a variety of other things.
The first thing that's conjured up in one's mind when they
of algae - is the
undesirable kind! The stuff that 'takes
However, coraline algae or macroalgae, is an attractive yet
delicate species that
is very useful in dissolving organic
within the tank and is also part of food
for a variety of
This form of algae is a very desirable and provides an
important part of your
There are many types of algae - some good - some bad. They
all have different
functions within the closed tank
as they do in the enormous oceans
of the earth.
The simplest way I've grown to appreciate algae is that it's
of how 'sound' your mini ocean
For the most part, there are just a few simple elements that can
contribute to good
algae - your water, the artificial light
functions as a substitute for the sun and
The coralline algae is an encrusting, colorful display of
purple material on
the various rock introduced into the
provides a very eye-pleasing display
that is a natural occurrence
in the real ocean and provides the same kind of benefits
as being an excellent food source for a variety of fish and
There however, other elements that can contribute to
the growth or disappearance
of this beneficial algae.
It's important to make sure that the water, magnesium,
and alkinity are
all in check within the tank system. If
do not meet up to less than
ideal conditions, the chances
coralline algae will decline increases which
certain species that are undesirable within the tank system.
Your lighting has an effect on the growth of your coraline
Too much light can
be a hindrance and actually promote other
undesirable species. The lack of light
further growth of the coraline algae. As this can be a
food for some inhabitants of the tank - a noticeable
algae will occur.
Strontium levels within the system is also important. There
be traces of it
in your tank. Strontium can be found as an
in a variety of things - most
important - in salt mixtures.
salt appears to not have Strontium in it and
as a result,
have seen a major difference when they switched to a brand
has Strontium as an ingredient.
Dosing the tank environment with kalkwasser can help the
of your system
but if not maintained at adequate or stable
will affect the growth of the
A good way of introducing coralline algae into the tank is
of premium live rock which 99% of the time
have a good amount of coraline
algae. Different types of
coralline algae will be introduced as a variety of colors will
evident. The algae will appear in shades of pink, dark purple, red, green
If the tank environment can be kept in a stable condition,
the chances of
preventing coralline algae from disappearing
Here's a 'wrap-up' of what should be carefully monitored by
1. Maintain as stable an environment as you can making sure
levels of magnesium,
calcium, strontium, alkinity,
and other trace elements do not alter
2. Adequate lighting - it has to be balanced, of high
and should be "on" for
the right amount of time.
3. Introduce healthy 'live' rock that has good coralline
This will encourage
further growth of this beneficial algae.
4. Maintain a balanced yet adequate nutrient levels within
tank. Getting the right
balance and being moderate will be
key to success.
Something that can often be neglected is the abundance of
'algae eaters'. Keeping
these fish and invertebrate in check
will limit the disappearance of the coraline algae
Algae can have a proper place within the tank environment.
It depends on how well
balanced the tank environment is. As
a result, this will ultimately determine the
within this hobby.
Eric V. Van Der Hope is the Publisher and Author of "The
Reef & Saltwater Fish Keeping
Cheat Sheet" - A Newsletter For The Serious Reef Keeping &
Saltwater Fish Hobbyist.
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