Harlequin Shrimp & Asterias forbesi (or others)

Beau_B

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So... I have a Harlequin now, got him from LFS to deal with Asterina infestation, which it's been doing a good job for 2 weeks and the population is dwindling.

Plan A was to move the little guy on to another reefer with a similar problem when the time was right, and so on.

However, I am close enough to the coast (Maine) and have access to both shoreline and lobster fisherman that I could source wild sea stars (hopefully reliably). Figure it's only one a month.

The most common is A. Forbesi, but there are a number of species around supposedly.

Questions:

1) Freeze it or live?

2) Will it survive if acclimated to temp?

I see they range down to Caribbean so theoretically the temperature change is manageable. I recognize the lifespan would be short given the shrimp's presence, but I might acquire multiple at a time and sump them.

3) Pathogens from cool water - large concern or minor?

4) Other unintended consequences?

I know water quality (NO3) issues, but beyond that.


... Other thoughts?
 

MnFish1

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Honestly - after reading 5x - not clear what your question is..

However - if you're saying should I get rid of the harlequin shrimp IMO - no. Just keep feeding it. Never introduce something into the wild
 
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Beau_B

Beau_B

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I'm asking about utilizing wild (cool water, local) sea stars as food.
 

MnFish1

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I'm asking about utilizing wild (cool water, local) sea stars as food.
AHHHH - I guess I think you could try it...? It would be surprising if one could keep up with all of the asterina in a tank (the shrimp mostly eat at Night). - but they are voracious eaters
 

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