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Longspined
scorpionfish
Paracentropogon longispinis
Family Scorpaenidae
updated Aug 10
if you
learn only 3 things about it ...
It is small and well camouflaged. Look carefully to find
one.
It has venomous spines. Don't handle it!
Its
venom is only used for protection from predators and not
to catch prey. |
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Where
seen? This little scorpionfish is commonly seen on many
of our shores, among coral rubble or seagrasses. But it is small and
well camouflaged and thus often overlooked.
Features: 5-7cm long. The dorsal
fin begins above its eyes and the dorsal fin membranes are deeply
incised between the spines. It has a pair of large backward pointing
spines above its mouth, which may not be obvious when the spines are
folded away. The lateral line has prominent tube-like scales. Some
may have a white band across the face, and indeed, they are called
Whiteface waspfish in some places. In captivity, they have been observed
to change from light to dark colours.
Sometimes mistaken for a stonefish
(Family Synanceiidae) or the False
scorpionfish (Centrogenys vaigiensis), a grouper, which
looks very similar. Here's more on how
to tell apart fishes that look like stones.
Human uses: These fishes are sometimes
taken for the aquarium trade.
Status and threats: This little
scorpionfish is not listed among the threatened animals of Singapore.
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Pulau Sekudu,
Apr 06

Deeply incised membranes
between dorsal fin spines.
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Chek Jawa, Jun 05
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Backward facing spines next to the
mouth, and a white 'face'.
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Prominent tube-like scales
along the lateral line.
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Longspined
scorpionfishes on Singapore shores
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Changi, May 11
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Changi, Sep 07
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St. John's Island, May 10
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Changi, Jun 05

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Pulau Sekudu, Apr 06

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Labrador, Dec 04

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Links
References
- Lim, S.,
P. Ng, L. Tan, & W. Y. Chin, 1994. Rhythm of the Sea: The Life
and Times of Labrador Beach. Division of Biology, School of
Science, Nanyang Technological University & Department of Zoology,
the National University of Singapore. 160 pp.
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