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Subject: Re: [Fishfolk] UCSD: Scripps Oceanography News Release: Fishing Throws Targeted Species Off Balance
From: Asbjørn Vøllestad <[log in to unmask]>
Reply-To:Scientific forum on fish and fisheries <[log in to unmask]>
Date:Sat, 19 Apr 2008 11:50:05 +0200
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On Apr 18, 2008, at 11:01 PM, Gary Sharp wrote:

>> <> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>
> If you reply to this message, it will go to all FISH-SCI members.
>> <> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>
>
> Bill,
>
> The Sugihara et al story is a mere hint at what those of us who were  
> 'raised' in the CalCOFI/EasTROPAC La Jolla Fisheries community have  
> learned under the direct influences of folks like Reuben lasker,  
> Paul Smith, John hunter, Alan Longhurst - et al - and preached over  
> the years -
> Meanwhile, the imposition of the Magnuson-Stevens Fisheries  
> (Mis)Management Act simply 'flushed' any such knowledge - and  
> shoveled equilibrium-based, single species population dynamics BS  
> models (1950s logic and techniques) into the rapidly recruited   
> 'computer generation' -
> Now 40 some years later - people are starting to speak/write again  
> about what we knew, and how fisheries ecosystems should be handled -
>
> Most of the NMFS co-authors listed in the paper are folks whom I  
> have helped keep their eyes on these basic eco-physiological  
> interactions -
>
> I have known and shared common concerns with John Beddington since  
> we first met back in the late 1970s...
> The Following link says a lot - and if you notice - his focus is not  
> just on fishermen - but More Mouths Needing Fed...
> <http://www.telegraph.co.uk/earth/main.jhtml?xml=/earth/2008/03/06/scichief106.xml 
> >
>
> Bob May was also a routine visitor to FAO in Rome - where we (John  
> caddy, Serge Garcia, Jorge Csirke, and myself) were in complete  
> agreement about the 'stupidity' of Equilibrium-based population  
> modeling being hyped by our Boss - John Gulland - <http://www.mhs.ox.ac.uk/blackboard/may-text.htm 
> >
> Jorg, Serge and finished up the Report from our extremely successful  
> 1983 Expert Consultation with the Chapter entitled -Modeling  
> Fisheries - What was The Question?
> <http://www.fao.org/docrep/005/x6849e/X6849E09.htm>
>
> You will find that on all the other subjects in the SIO News Release  
> are well defined topics that I have been advocating in all my  
> efforts/writings/workshop Reports - etc - since the mid-1970s. In  
> 1986 - John Caddy and I co-wrote the first published FAO Tech Report  
> on An ecological framework for marine fishery investigations
> <http://www.fao.org/DOCREP/003/T0019E/T0019E02.htm>
>
> And we both kept the pressure on - John Caddy, Review of “Marine  
> Habitat and Cover: Their Importance for Productive Coastal Fishery  
> Resources” UNESCO Publishing, Paris, France, 2007, 253 pp., ISBN  
> 978-92-3-104035-1
> Journal
> Reviews in Fish Biology and Fisheries
> Publisher
> Springer Netherlands
> ISSN
> 0960-3166 (Print) 1573-5184 (Online)
>
> Sharp, GD The Past Present and Future of Fisheries Science;  
> Refashioning a Responsible Fisheries Science. pp207-262 In:Fisheries  
> Oceanography: an integrative approach to fisheries ecology and  
> management, 2000. P.J. Harrison and Timothy R. Parsons, eds.  
> Blackwell Science, UK.
>
> Neoclassical Economics and Fisheries, 2007. G.D. Sharp, C.A.S. Hall.  
> pp 423-441 In: Making World Developement Work, (G.Leclerc and CAS  
> Hall, eds.) University of New Mexico Press, Albuquerque.
>
> Climate and Fisheries: Forecasting ContextualChanges, Instead of  
> hindcasting from Meaningless Means. 2008. Gary D. Sharp, Leonid  
> Klyashtorin and George Taylor. pp 997-1016 In: American Fisheries  
> Society Symposium 49. (Proceedings of the Fourth World Fisheries  
> Congress, May, 2004, Vancouver, BC)
>
> And we keep on Trying!
>
> The primary issues are all about the necessary but today too often  
> missing independent surveys of the many species in any ecosystem -  
> and how they reflect the Environmental variabilities, and stock  
> status - as in Size-at-Age, Age at First Maturity, Energy Content,  
> and relative distribution and abundance - ALL reflecting important  
> inputs to Forecasts of  Resource and System States - Thus what might  
> be removed, where, and when - so that 'responsible' management can  
> be achieved.
>
> Another example that Jonas still cannot read what others write -
> The SIO Story was not just about Big Fish - swordfish were brought  
> up as a good ongoing example -
>
> As anyone who knows a little about the various species - the LARGE  
> fish in the swordfish populations are ALL Females - as the males  
> have a very restricted growth rate - always have - that peaks well  
> below the length/weights attained by mature females - common on most  
> billfishes -
>
> The opposite situation exists in the tunas - where - for example -  
> almost all the true Giant Bluefin are males - suggesting that these  
> two mobile species groups should be managed differently...
>
> THEN, THERE ARE THE SEMI-INFINITE PUBLICATIONS ON THE EFFECTS OF  
> MANY/ALL 'STRESSORS' ON GROWTH AND MATURITY OF EXAMPLE SPECIES FROM  
> BACTERIA TO PRIMATES...
>
> Back to work!
> ___
>
> Gary Sharp
> Center for Climate/Ocean Resources Study
> 780 Harrison Road, Salinas, California 93907
> <http://sharpgary.org>
> 831-449-9212
> [log in to unmask]
>
> "The improver of natural knowledge absolutely refuses
> to acknowledge authority, as such. For him, scepticism
> is the highest of duties; blind faith the one unpardonable sin."
> Thomas H. Huxley
>
>
>
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