Identifying the True Madagascar Anemonefish

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zumaboy

In Memoriam
Identifying the True Madagascar Anemonefish

In October 2009, two pairs of A. Latifasciatus were sent to Japan as a goodwill gift from Madagascar. Many Clownfish enthusiasts hoped that the Madagascar Anemonefish (A.Latifasciatus) would be made available state side soon after.

A. Latifasciatus has finally arrived state side. A bonded pair, and a young adult Madagascar were sold by an online fish store two week ago. Sources reveal that another large adult is going up for sale soon, after quarantine.

The Madagascar Anemonefish (A. Latifasciatus) is a rare Clownfish, not seen in the aquarium trade until this recent sale. The "True Madagascar" Anemonefish (A.Latifasciatus) can only be found on two tiny spots by the Island of Madagascar. I had the honor of visiting these two sites on several occasions to document and collect specimens for my private collection.

The A. Allardi Clownfish is more common in the waters around Madagascar and sometimes mistaken for Latifasciatus. To most Clownfish enthusiast, mistaking A. Allardi for A Latifasciatus seem unlikely, yet you may have already read about some of these misidentification on the internet. The Allardis found around the waters of Madagascar and the Comoro Islands can be quite easily mistaken for Madagascars by most (see photo).

(Top photo True Madagascar(A.Latifasciatus)
madagascar12.jpg


For this reason Clownfish field and identification experts have labeled A.Latifasciatus "The True Madagascar Anemonefish".
While there may be considerable variations within the species there are four definitive markers of Latifasciatus.

These are 4 definitive markers of Latifasciatus:

1) A wide middle band of 10 to 15 scales(usually closer to 15 scales) and generally running almost straight from top to bottom. If the band is not straight from top to bottom and narrowing occurs it would be acceptable provided this stays within the usual scale count of 10-15 scales , (see photos). The width of A. Latifasciatus' middle band is second only to A. Latezonatus (see photo below for comparison).

(Top photo Latifasciatus, bottom photo Latezonatus
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pp18zWideBandClownfish.jpg



2) The caudal fin of Latifasciatus is forked with a slight emargination, ie: it is notched near the middle. This fin is never truncated.(see photo below) Older juveniles and sub adults may have caudal fins with a slight emargination without the fork.

(Top photo Latifasciatus with slightly forked caudal fin,
bottom photo Latifasciatus with emarginate caudal fin)
zForktailgrowingback2.jpg

tmadagascar5.jpg


This is not to be mistaken with the "fork-like caudal fin" sometimes seen on adult A.Bicinctus, A.Clarkii and some A.Chrysopterus. These are usually truncated but with a streamer-like/spike-like extension ( see photo below of Bicinctus with truncated caudal fin and streamer-like/spike-like extention).

(Photo of A. Bicinctus with truncated caudal fin and streamer-like/spike-like extension)
Bicinctus-falseforktaik2.jpg



The caudal fin coloration is generally yellow (all shades of yellow are acceptable), orange-brown, and generally has a semi translucent appearance, and may have a white coloration running the top edge of the caudal fin and sometimes the entire length of the fin, or a diffused patch of white at the forward top edge of the fin. White edging sometimes occurs on top back edges of the dorsal fin also (see photos below).

Ttmadagascar.jpg

madagascar2.jpg




3) Body coloration varies from a dull pale orange/yellow base color in sub adults to brown orange and matte orange base color in adults. Overlaying the base color is often a dark brown to black color.

Black coloration, when present, is seldom so over powering as to give it the appearance of a black Clarkii or Allardi.

(Photo of Black Clarkii)
BlackClarkii-1.jpg



4) Scalation is large enough to be clearly visible, as opposed to a smooth rubbery look. This large scalation often give markings a “pixilated” look.

Photos showing considerable variations within the species A. Latifasciatus
ALatifasciatusTailrecovering2.jpg

Photos are provided from the private archives of Bob H/Gerry A/ibluewater/Terry S.
 
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tmadagascar5.jpg

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Photos are provided from the private archives of Bob H/Gerry A/ibluewater/Terry S
 
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wonderful pics and info:thumbsup::thumbsup: when will you be diving in
Madagascar again?


I'll be leaving for a dive trip to Oman in about 11 days and won't have
time this year to dive Madagascar. January to March is not a good time
either it rains a whole lot there. I would say late April 2011.....
 
any chance to pic or to bring the Oman chagoensis clown ?

I've gotten clearance to leave with at least one Omanensis and hopefully
that happens..... but chagosensis that would be on a different dive next
year, but I will certainly keep you updated......
btw what clownfish do you keep and whats your favorite clownfish?
 
I've gotten clearance to leave with at least one Omanensis and hopefully
that happens..... but chagosensis that would be on a different dive next
year, but I will certainly keep you updated......
btw what clownfish do you keep and whats your favorite clownfish?

Woa!!:bounce3:
 
I've gotten clearance to leave with at least one Omanensis and hopefully
that happens..... but chagosensis that would be on a different dive next
year, but I will certainly keep you updated......
btw what clownfish do you keep and whats your favorite clownfish?

So the Sultan has given you permission to take them?
 
I'll be leaving for a dive trip to Oman in about 11 days and won't have
time this year to dive Madagascar. January to March is not a good time
either it rains a whole lot there. I would say late April 2011.....


That's alot of diving.... don't you have to work?.... kidding, kidding! ;)
Are the fish difficult to collect? I assume they're not going without a
fight...
 
That's alot of diving.... don't you have to work?.... kidding, kidding! ;)
Are the fish difficult to collect? I assume they're not going without a
fight...


If they're spooked it makes collecting them near impossible, I
try to spent about 20 to 30 minutes around them before
making an attempt, it helps that I use a rebreather instead
of regular scuba equipment. Clownfish instinctively take
refuge in their nems and that make it easier to collect.
 
If they're spooked it makes collecting them near impossible, I
try to spent about 20 to 30 minutes around them before
making an attempt, it helps that I use a rebreather instead
of regular scuba equipment. Clownfish instinctively take
refuge in their nems and that make it easier to collect.


How many Madagascar Clownfish do you have if you don't
mind me asking? You also mentioned a rebreather why is
it better and how is it different from regular scuba gear?
 
How many Madagascar Clownfish do you have if you don't
mind me asking? You also mentioned a rebreather why is
it better and how is it different from regular scuba gear?

I have never scubaed, but I believe that with a rebreather, little to no bubbles are released, so it disturbs the fish less (( and I am sure there are other, more important, benefits )).
 
I have never scubaed, but I believe that with a rebreather, little to no bubbles are released, so it disturbs the fish less (( and I am sure there are other, more important, benefits )).


Spot on! An added benefit is a relatively quiet dive as there are little or no bubbles produced.
In a fully-closed system such as the one I use there are no bubbles.
The main benefits are greatly extended dive times with relatively small tanks.
Since most of these fish are found on more remote spots of the island one
can just imagine the logistical nightmare of having to tag along dozens of scuba tanks etc. etc.
 
Thank you for sharing the pics and info. I am so very happy that there is a possibility of these rare fish could be available to us, soon. Please give us up date when you can.
 
How many Madagascar Clownfish do you have if you don't
mind me asking? You also mentioned a rebreather why is
it better and how is it different from regular scuba gear?

as of this writing 2 pairs, 1 sub adult and 2 juvi's..
rebreather: ask and answered :)
 
Thank you for sharing the pics and info. I am so very happy that there is a possibility of these rare fish could be available to us, soon. Please give us up date when you can.

Thanks for your kind words. I'll shall be certain to post updates.
 
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