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FLMNH-ASPIDOLIST-L  April 2014

FLMNH-ASPIDOLIST-L April 2014

Subject:

Re: Bohadschia sp?

From:

[log in to unmask]

Reply-To:

flmnh-aspidolist <[log in to unmask]>

Date:

Mon, 7 Apr 2014 09:28:16 +1000

Content-Type:

text/plain

Parts/Attachments:

Parts/Attachments

text/plain (224 lines)

Hi All

I will continue to look for B 'spots' on the GBR - will keep you posted

- the species in Sri Lanka is an important one to understand - given  
the massive fishery

Best

Maria


Quoting "Paulay,Gustav" <[log in to unmask]>:

> Dear Emmanuel,
>
> We tried those samples, but they did not yield DNA, perhaps they  
> were old or not sufficiently well preserved.  If you could get a  
> fresh sample of a couple of tube feet in ethanol we will try them  
> again.
>
> Cheers – Gustav
>
> From: flmnh-aspidolist [mailto:[log in to unmask]] On  
> Behalf Of Emmanuel Tardy
> Sent: Saturday, April 05, 2014 9:29 AM
> To: [log in to unmask]
> Subject: Re: Bohadschia sp?
>
> Dear Gustave,
> I did send a little fragment of B. maculisparsa tegument to François  
> (as well as fragment of Actinopyga albonigra) shortly after his  
> visit in New Caledonia in 2009.
> Was the sequencing unsuccessfull?
> Cheers
> Emmanuel
>
> From: Paulay,Gustav<mailto:[log in to unmask]>
> Sent: Saturday, April 5, 2014 1:50 PM
> To: [log in to unmask]<mailto:[log in to unmask]>
> Subject: Re: Bohadschia sp?
>
> Hi Steve – I agree completely.  B. maculisparsa needs to be  
> evaluated.  We have not been able to get hold of a specimen to  
> sequence, so it remains an unknown, but there is a good chance it is  
> not the same as the hybrids.  Only one way to tell.  Any chance of  
> getting a hold of one?  It is indeed close to the Sri Lanka beast.   
> Now we have two unknowns without DNA ;-)  Cheers – Gustav
>
> From: flmnh-aspidolist [mailto:[log in to unmask]] On  
> Behalf Of Steven Purcell
> Sent: Thursday, April 03, 2014 9:42 PM
> To: [log in to unmask]<mailto:[log in to unmask]>
> Subject: Re: Bohadschia sp?
>
> Hi Gustav,
> I fully agree with your point. Had Chamari just sent a photo of one  
> specimen, I dare say that some would have replied back and written  
> it off as a hybrid. But with so many, could they really be the  
> result of hybridisation? From my eye, they look pretty similar (some  
> almost identical) to those pictured as B. maculisparsa in the  
> chapter by Feral and Cherbonnier (attached), although I am not  
> saying that is the same species as Chamari has photographed in Sri  
> Lanka. I suspect that there may be some sizeable populations in New  
> Caledonia of what Cherbonnier and Feral named B. maculisparsa (I had  
> seen it years ago in some numbers at deeper inshore sandy bottom  
> habitats near Mont Dore, New Caledonia). Actually, I seem to recall  
> that Sun had 'written that off' that species as a hybrid in an email  
> some time ago because similar looking specimens in SE Asia came out  
> as hybrids from the genetic work. We were mindful of that in the  
> recent paper about the IUCN Red List findings, and you may have  
> noted that Bohadschia maculisparsa is actually one of the Vulnerable  
> species. I think that some of the aspidolisters may have found that  
> strange and wondered why it was on the list. The reason was that,  
> from all data that we had, it appears to have a very restricted  
> distribution in a region heavily fished, and the IUCN had to accept  
> it as a valid species because it was on WoRMS and had no publication  
> that we were aware of had shown it to not be a valid species. Time  
> may change that but, for the moment, it is one of the threatened  
> species. Some great genetic work has been done on Bohadschia  
> recently, but I have to agree generally with Chantal that there is  
> more work to do!
> Best wishes,
> Steve
>
> On 3 April 2014 21:52, Paulay,Gustav  
> <[log in to unmask]<mailto:[log in to unmask]>> wrote:
> Hi Chamari,
>
> I am just back from the field.  You sent images of this species  
> earlier as well.  This is likely a new species of Bohadschia.  I  
> have not seen it anywhere.  It does not look like the  
> argus-vitiensis hybrid, and you would not expect an entire  
> population to consist of hybrids (where are the parent species)?   
> Good chance this is an endemic species to your area.  Would have to  
> study and sequence to know for sure of course.
>
> Cheers - Gustav
>
> ________________________________
> From: flmnh-aspidolist  
> [[log in to unmask]<mailto:[log in to unmask]>]  
> on behalf of Chamari Dissanayake  
> [[log in to unmask]<mailto:[log in to unmask]>]
> Sent: Monday, March 31, 2014 10:52 AM
>
> To: [log in to unmask]<mailto:[log in to unmask]>
> Subject: Re: Bohadschia sp?
>
> Dear Professor Conand,
> We have huge catches of Bohadschia spp in the northern part of Sri  
> Lanka and I am sending few photographs of landings and processed  
> product
>
> regards
> chamari
>
> D.C.T. Dissanayake (PhD),
> Senior Lecturer,
> Department of Zoology,
> University of Sri Jayewardenepura,
> Gangodawila, Nugegoda,
> Sri Lanka.
> ________________________________
> From: Chantal Conand  
> <[log in to unmask]<mailto:[log in to unmask]>>
> To: [log in to unmask]<mailto:[log in to unmask]>
> Sent: Monday, 31 March 2014, 11:26
> Subject: Re: Bohadschia sp?
>
> Thanks Maria, but we have not B. argus in IO    I have looked at you paper.
> Best
>
> 2014-03-30 22:44 GMT+02:00  
> <[log in to unmask]<mailto:[log in to unmask]>>:
> Hi Chantal
>
> this is the one Sven and I call 'spotty' - the hybrid with argus as  
> one parent
>
> Best
>
> Maria
>
>
>
> Quoting Chantal Conand  
> <[log in to unmask]<mailto:[log in to unmask]>>:
> Hi Yves
>
> Since I read the paper 2013 (thanks Franck), it looks funny to me also, as
> there are no B. argus in the IO....meaning other hybridation ...
>
> Bohadschia stories are not closed!!!
> Best
> Chantal
>
>
> 2014-03-30 18:40 GMT+02:00 Yves Samyn  
> <[log in to unmask]<mailto:[log in to unmask]>>:
> Hi all
>
>
>
> Same appeared to me... but a bit problematic as 'B maculisparsa' is not
> supposed to be in the Indian Ocean. B. atra hybridizes too?
>
>
>
> Cheers - Yves
>
>
> -----Original message-----
> *From:* Frank Rowe  
> <[log in to unmask]<mailto:[log in to unmask]>>
> *Sent:* Sun 30-03-2014 17:59
> *Subject:* Re: Bohadschia sp?
> *To:*  
> [log in to unmask]<mailto:[log in to unmask]>;
>
> Dear Chantal,
>
> This looks like another example of whatSun, Alex and Gustav nominated as
> a '...putative *argus-vitiensis* hybrid with *vitiensis* background
> colour and ocellar spots similar to *argus*'. This is in their 2013 paper
>
> in the Zoological Journal of the Linnean Society (Colour, confusion, and
> crossing: resolution of species problems in *Bohadschia* (Echinodermata:
> Holothuroidea).
>
> Regards,
>
> Frank
>
> ------------------------------
> *From:* flmnh-aspidolist  
> [mailto:[log in to unmask]<mailto:[log in to unmask]>]  
> *On
> Behalf Of *Chantal Conand
> *Sent:* 30 March 2014 15:51
> *To:*  
> [log in to unmask]<mailto:[log in to unmask]>
> *Subject:* Bohadschia sp?
>
>
> Dear colleagues
>
> I just received this photo (without sample nor spicules) from Mauritius, I
> believe it is a Bohadschia, but which species please?
> Best regards from Paris
>
> Chantal Conand
>
>
>
>
>
>
> --
> Steven W. Purcell, Ph.D.
> telephone (Noumea): +687 466808  or  +687 748882
> Skype: stevenwpurcell
>
>

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