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About Jellyfish: Pet
Jellyfish
and the Home Aquarium
About Jellyfish: The Kreisel
Tank Jellyfish Aquarium
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Fish keeping dates as far
back in antiquity as ancient Sumerian, 2,500
BC. The Romans, Greeks and Egyptians all kept fish as pets. The Greek
philosopher Aristotle was the first person known to have studied fish
(382-322
BC). He documented the characteristics of 115 different species living
in the Aegean Sea. Roman
ingenuity
allowed for one of the marble walls of a fish tank to be replaced with
a glass
pane for better viewing in 50 AD. The Chinese began crossbreeding the
Prussian
carp to create the forerunner of the modern goldfish over 1,000 years
ago. In
1369, Chinese Emperor, Hongwu, established the first porcelain company
to
manufacture porcelain tubs to keep goldfish in. The world’s
first public
aquarium opened in Regents
Park, London in 1853, even
before man harnessed electricity.
The number of
fish
kept as pets in the USA
is only surpassed by that of cats. There are more fish in American
homes than
there are dogs. Yet the first jellyfish exhibit ever to be seen by the
public opened
in Monterey
California
only twenty years ago.
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It is little coincidence
that the World’s first jellyfish
exhibit only opened two decades ago. Until shortly before then it was
thought
impossible to keep jellyfish alive in captivity. Jellyfish are one of
the most
fragile creatures in the aquatic kingdom. Water constitutes 95%
of their
body mass. Only a thin epithelial membrane stands between them and
utter
destruction. Even something as
seemingly benign as a
standard
aquarium filter can spell certain death.
If sucked into its intake, the jellyfish’s outer
membrane will rupture and it will be instantly liquefied.
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The
ground work for being able to keep jellyfish alive
in
cavity was first laid in 1969 by German marine biologist, Dr. Wolf
Grève. Dr.
Grève engineered a totally new concept in aquarium design to
help in his
efforts to study Artic plankton aboard ship rather than in
their natural habitat. The
basic design
concept was to sandwich a cylindrical cross-section between two sheets
of
acrylic. What was revolutionary was the way in which the water
circulated
inside the tank. Water enters and exits the aquarium through screens
at the
top of the tank. This sets the water spinning in a slow circular
motion. The
water circulation acts to keep the fragile life forms away from the
sides of
the tank and gently tumbles them toward the center. Dr.
Grève
named his
invention the kreisel (German for carousel) because the delicate
ctenophores
were perpetually suspended in a merry-go-round type motion.
Planktonkreisels have
become standard equipment onboard oceanographic ships. The photo to
the left pictures a variation of an original Kreisel tank from
Jelliqaurium. |
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The
advent of public jellyfish exhibits created a ready made
market among serious saltwater aficionados. It was only a matter of
time before
this technological advancement in marine biology advancement sparked
the minds
and ingenuity of adventurous entrepreneurs looking to capitalize on
this niche market.
And thus was born the first home jellyfish aquarium fish tank.
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About Jellyfish: The
Birth of an Industry
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Keeping jellyfish as pets
is still in its infancy. You can’t
just stroll into a national pet store chain or the closest specialty
fish shop
and purchase a jellyfish aquarium. Nor can you find jellyfish for
sale even
at the biggest online fish retail websites. So what good is a jellyfish
tank if
you can’t even buy jellyfish to go in it?
These are the
problems
often faced by entrepreneurs looking
to market a product that was previously nonexistent. The answer is that
you
have to become the “end all & do all” of
the niche market you
are looking
to cater to. To the best of are knowledge there are only two companies
in the US
that have
been able to successfully accomplish this.
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24"
Mini-Jelliquarium |
Jim
Stime had ten years in the aquarium business selling
Clear-For-Life aquariums in L.A.
before
entering the jellyfish arena. Jelliquarium.com went live in 2002 and is
the
longest running website in the US
offering jellyfish and jellyfish tanks. The term jelliquarium is a
registered
trademark.
Jelliquarium
offers self-enclosed, freestanding Kreisel
style tanks. Kreisel style tanks are not cheap to manufacture and this
is
reflected in the sales price. But Jelliquariums’s traditional
porthole aquarium
cabinets are truly a wonder to behold.
The
jelliquarium’s patent pending faceted tank design
employs state-of -the-art laminar water flow to keep your jellyfish
safely suspended
just like the original Kreisel design. Jellyfish cabinets feature a
3-in-1
filtration system utilizing mechanical, chemical, and wet-dry
biological filter
technology. Dual 1” flexible water flow lines allow for quiet
water circulation
throughout the cabinet. An optional venturi protein skimmer is
available for
maximum water clarity. Jelliquarium also offers an Aqualogic
aquarium
chillers for
cold water jellyfish applications. Aqualogic chillers use only ozone
friendly
134A refrigerant. Their cabinets arrive prevented for easy heat
expulsion from
the chilling unit.
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Jelliquarium cabinets also feature
digital thermostat
controlled heating and both blue Actinic and white lighting standard on
every
model. The LCD controller on the digital thermostat provides a constant
readout
and can be programmed in either Fahrenheit or Celsius.
Cabinet sizes are currently
available in the 24” mini-jelliquarium
and the full size 32” models. The mini jelliqaurium is
available in black. The
32” cabinet comes in a vast array of
finishes from laminate cabinets to a variety of wood finishes to
compliment any
home or workspace décor. Jelliquarium cabinets are also
available in gigantic
48” models. Jelliquaium will also design and install custom
in-wall set ups for
both commercial applications and private residences.
If
you are an avid DYI type with prior experience in saltwater
aquarium set up you can also buy just the jelliquarium tank. Tank sizes
range
from 24-60”. The 24 and 30 inch tanks can be set up for table
top use. Serious
do-it-your-selfers can build their own custom in-wall jellyfish tank
ranging up
to 60” in size. The Jelliquarium staff will gladly provide
any technical advice
necessary for advanced DYI enthusiast. The 24 and 30”
jelliquarium tanks make
the perfect biosphere for pet moon jellyfish and blue jellies. Larger
tanks can
accommodate species such as Pacific sea nettles. Find Out More
About Pet
Jellyfish.
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32" Oak
Buccaneer |
24"
DYI Jelliquarium
Tank |
Jelliquariums offers
the largest assortment of jellyfish
available for US
customers on the internet. This selection is based on availability.
Jellyfish
are cyclic in nature. Most jellies enter the adult phases of their life
in the
spring or summer months of whichever hemisphere they are native to. It
is
highly likely that seasonal availability will become year round as more
species start being tank raised. Find Out More
About Jellyfish
Lifecycle & Reproduction.
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The latest entry into the
field of pet jellyfish is 24 year
old entrepreneur Alex Andon of JellyfishArt.com. When the Duke University graduate found himself
jobless in May 2009 due
to economic downsizing of the biotech firm he worked at, Alex decided
to put
his degree in biology to work for him. The jellyfish exhibit he saw as
a child
at the Monterey Aquarium led him to believe that keeping jellyfish in
home
aquariums most be commonplace. It did not take many search queries on
Google to
find out he was mistaken. The field of pet jellyfish was wide open.
Alex
immediately started to find out why. It did not take much to find out
that
keeping jellyfish alive in captivity was trickier than he realized and
that the ability to do so was only a few decades old. Armed with this
information, he set about create an affordable desktop aquarium for
jellyfish.
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realized
that he
would have to address every aspect of keeping jellyfish in home
aquariums from supplying
the actual jellyfish to finding a more convenient way of keeping them
fed and
alive. In the process, he actually ventured out to the bays of California
where he
captured his own
jellyfish specimens so that he could tank raise moon jellies for his
fledgling
business
venture. He even grew tanks of plankton on his roof top to provide
nutrients for his
breeding stock and his future customers jellyfish food. As a result,
Jellyfish Art now offers a jellyfish starter kit
complete with three moon jellies and enough food to keep them fed for
up to six months. |

The
Original
Jellyfish Tank |
JellyfishArt’s first
desktop jellyfish aquarium was entrepreneurial ingenuity at its finest.
Alex settled
on a fishbowl manufactured by Biorb. The fishbowl’s airflow
design was
conducive to the special water circulation needs of jellyfish. He took
this preexisting
product and pieced together a complete saltwater upgrade kit that would
convert
it into the affordable desktop jellyfish aquarium he was determined to
offer
the public. The end result was an 8 gallon table top
jellyfish aquarium.
As the owner of
Exotic-Aquariums.com, I must say that I am impressed by the level of
ingenuity involved
in taking a preexisting product and repurposing it for an entirely new
niche in
the aquarium industry. This is one of those times when you’re
left scratching yourself on the head and saying, “Gee, I
wished I would have thought of that.”
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Although nowhere
near as affordable, JellyfishArts’s second offering in
desktop jellyfish
aquariums is none the less impressive. The Monaco
is a 40 gallon cylindrical desktop model.
Just like its smaller counterpart, it comes complete with everything
you need
to get started. The aquarium itself measures 18 inches in diameter and
stands
36 inches tall. It weighs in at approximately 400 lbs. when full. Its
forty
gallon capacity offers enough room to house up to ten 6 inch moon
jellyfish.
Filtration for this unit is provided by a top of the line Eheim
canister
filter that can be easily hidden from view below the aquarium.
The Monaco
is the ultimate statement in sheik minimalist design. An optional LED
fader
lighting system is also available for the Monaco.
This will transform your jellyfish tank into the same kind of dazzling
jelly
light show seen at the public aquarium exhibits.
Entrepreneur
Alex Andon |

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New
for 2010 from JellyfishArt.com
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JellyfishArt.com
has just released its second table top
jellyfish aquarium. This exquisite 8 gallon cylindrical aquarium mimics
the
modern design lines and minimalist ascetics of the larger Monaco
tank but
at a price anyone can afford.
Accompanied
with the (optional) POWERPLUS L575 remote
controlled lightning system, your pet moon jelliennnnnn will dazzle
with the
same
brilliance of the jellyfish exhibits previously only found in public
aquarium displays in
the convenience
of your own home.
The
POWERPLUS L575 can also be used with
JellyfishArt’s other jellyfish tanks. |
- RGBW
technology
- 4.3
billion colors
- 6.7
million white tones
- 24
LED bulb
- 684 testedlumens
- Price
$43.00
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About
Jellyfish: How
Hard
is to Keep a Jellyfish Tank Clean?
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You
may find this hard to believe but a
jellyfish tank is actually easier
to
maintain than a standard saltwater aquarium.
You can
learn how to keep
your pet jellyfish alive and healthy in no time at all.
Jellyfish have slower metabolisms
than fish. You can use a smaller filtration unit and water parameters
will
still remain well within acceptable tolerances. A 25% water change
twice a month
is more than sufficient to keep your tank clean. You may occasionally have
to remove algae
from the walls of
your tank but this would need to be done with virtually any tank.
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There isn’t even
too much reason to
be concerned about a
jellyfish sting. Of the three most popular jellyfish kept in home
aquariums, the
moon jellyfish has the most potent sting. A moon jellyfish sting is
typically
not fatal or even dangerous to humans. Their sting is no more serious
than a
bee sting. Of course just like a bee sting, everyone reacts differently
to a
particular animal’s sting. Keep vinegar handy to neutralize
the
sting area.
Vinegar is not a treatment for the sting but it will prevent further
nematocysts
(stinging cells) from firing.
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About Jellyfish:
What
do you Feed Pet Jellyfish?
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Jellyfish are carnivorous. In the wild, moon jellyfish’s diet
consists almost entirely of zooplankton. In a jellyfish tank, there are
two different methods for feeding pet moon jellies. The first method
uses commercially produced frozen or freeze-dried or frozen plankton
products or
Instant Brine Shrimp by Ocean Nutrition. In this method the food stable
is dissolved in a small amount of aquarium water. The food is then
sucked up into a large eye dropper or turkey baster and injected at the
base of the jellyfish’s disc for absorption. This is a
particularly viable solution in open topped jellyfish tank systems. It
is
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impractical
in a jellyfish aquarium with a smaller tank opening. Here is a video
on Feeding
Your Pet Moon Jellyfish
using Jellyfish Art's Frozen Jellyfish
Food.
Moon jellies
nematocysts
(stinging cells) do not typically fire with enough
pressure to pierce human skin tissue. Never the less, caution should be
exercised
when feeding your moon jellies with the basting method.
The
second method of feeding your
pet moon jellies is live brine shrimp. Brine shrimp are available at
any
fish
store that carries saltwater fish. They are cheap to buy and keep well
in a
refrigerator for up to 2 weeks. Many saltwater
enthusiasts prefer to raise
their own brine shrimp. Brine shrimp are very easy to raise and can be
added
directly to the jellyfish.
With
this approach, your moon jellies will catch and ingest their food just
like
they do in nature. Watch the DYI Brine Shrimp
Hatchery Tutorial.
If
you provide your jellyfish
with sufficient nutrients their mass will grow accordingly until they
reach
their maximum growth potential. If
you need
to spend a weekend out of town you can even skip feeding them as long
as you
feed them a little extra before and after. Larger
jellies can be fed ghostshrimp or
other inexpensive feeder shrimp.
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