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anglerfish or Antennarius
multiocellatus are members of
This fish is native to the western Atlantic
Ocean. These bottom
dwellers inhibit shallow coral reef formations
from the coastlines of Florida
northern South America.
an extremely interesting but one butt ugly fish. It has evolved into
one of the most specialized predators trolling the modern oceans. Even
somewhat grotesque appearance is an adaptation which serves to increase
predatory efficiency. This species is the quintessential essence of
the fittest. It is Darwinism at it finest.
longlure anglerfish is a direct connotation to its means of
predation. Anglerfish have highly specialized appendages that can be
from the modified dorsal fins on their heads. The illicium is a slender
string-like apparatus that can be projected out in front of the fish
like a fisherman casts out his fishing line. There is a thicker area at
of the illicium referred to as an esca. This esca acts as bait dangling
end of the “fishing line.” This fish has the
ability to wiggle its lure to
further entice its unsuspecting prey. When the prey draws close enough
angler swallows them whole. The illicium on this particular species is
than those on other anglerfish, thus the name longlure anglerfish.
not an attractive animal. They have modified scales called dermal
spicules. These spicules give the fish a very rough body texture not
warts on the skin of a toad. They are in fact commonly called frogfish.
can be red, orange, yellow or brown.
The combination of their coloration and rough exterior makes for the
camouflage. They will sit motionlessly atop a pile of reef rubble and
perfectly with the sponge and coral debris around them. Their presence
but unnoticeable when they cast out their lures to loll unsuspecting
has equipped this frogfish with other unique adaptations to their
Their pelvic fins have evolved into
what very much resembles a foot.
do not swim around the ocean floor like other bottom dwelling species.
walk on their modified pelvic fins.
They can also inflate their bodies
sucking in water to make them harder for a would-be predator to
are found in saltwater bodies in various regions of the world.
exist in the eastern Pacific, the Red
around the Galapagos
Islands and from Japan
There are even species endemic to the Hawaiian
However most of these are deep water species and can not be kept in
Longlures can reach a
maximum length of 8 inches. But they are typically
are voracious carnivores. They can swallow a fish or a crustacean
almost as large as they are. If food is abundant they will consume a
portion of their body weight. But they do not feed on a daily basis in
Every two or three days is sufficient to sustain them.
predatory nature and large appetite make longhorns a poor choice for
both reef and community aquariums. They are best sited for a
In captivity they can be fed live feeder shrimp. With a little patience
can successfully be weaned off of live food.
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Saltwater & Marine
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