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Subject: Re: Tags for small fish (<2")
From: Chris Stallings <[log in to unmask]>
Reply-To:Scientific forum on fish and fisheries <[log in to unmask]>
Date:Wed, 3 Mar 2010 09:48:53 -0500
Content-Type:text/plain
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           REPLIES WILL BE SENT TO THE FISH-SCI LIST
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oops, i meant fin spines...

On 3/3/2010 9:21 AM, Chris Stallings wrote:
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> REPLIES WILL BE SENT TO THE FISH-SCI LIST
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> Then I probably wouldn't suggest using elastomer. The colors fade and
> the tag gets stretched into a series of somewhat indistinguishable dots
> as the fish grows (I assume it will grow considerably from 5cm to a
> commercially-harvestable size - whatever the species is). Cold branding
> could work (it's fast, cheap, easy to see), but those tags will also
> also fade with time. You could confirm tags retention but that will take
> time. PIT tags are great but a little pricey and as the previous
> response suggested would require the fishermen (or fish buyers) to scan
> all individuals. If you don't need to distinguish among individuals,
> some kind of fin ray clipping may work - rays will regenerate, but you
> may be able to tell clipped from non-clipped fish. Not sure how this
> would work for juveniles through adult stages, though.
>
> On 3/3/2010 9:10 AM, Jacob Kasper wrote:
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>> REPLIES WILL BE SENT TO THE FISH-SCI LIST
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>>
>> Could be as long as 5-7 years, but certainly no less than 2 years.
>>
>> On Wed, Mar 3, 2010 at 14:05, Chris Stallings<[log in to unmask]>
>> wrote:
>>
>>> <>< <>< <>< <>< <>< <>< <>< <>< <>< <>< <>< <>< <><
>>> REPLIES WILL BE SENT TO THE FISH-SCI LIST
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>>>
>>> What is the anticipated or max time between tagging and capture in the
>>> fishery? That will narrow the options.
>>>
>>>
>>> On 3/3/2010 6:03 AM, Jacob Kasper wrote:
>>>
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>>>> REPLIES WILL BE SENT TO THE FISH-SCI LIST
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>>>>
>>>> I am looking for a tag to use to mark juvenile fish (in the 1-2"
>>>> range). I
>>>> would like to mark these fish with an externally visible tag so that
>>>> when
>>>> they are caught in a commercial fishery the tag is visible to the
>>>> harvesters
>>>> and they can be returned to us. Can anyone recommend a useful tag
>>>> for this
>>>> purpose?
>>>>
>>>> Thank you
>>>> Jacob
>>>>
>>>> <>< <>< <>< <>< <>< <>< <>< <>< <>< <>< <>< <><
>>>> <><
>>>> For information, send INFO FISH-SCI to [log in to unmask]
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>>>
>>> --
>>> Christopher D. Stallings, Ph.D.
>>> Research Faculty
>>> Florida State University Coastal& Marine Lab
>>> St. Teresa, FL 32358, USA
>>>
>>> phone: 850.697.4103
>>> fax: 850.697.3822
>>> web: http://www.marinelab.fsu.edu/faculty/stallings.aspx
>>>
>>>
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>>
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>> The FISH-SCI List Archive
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>

-- 
Christopher D. Stallings, Ph.D.
Research Faculty
Florida State University Coastal & Marine Lab
St. Teresa, FL 32358, USA

phone: 850.697.4103
fax: 850.697.3822
web: http://www.marinelab.fsu.edu/faculty/stallings.aspx

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