Peppermint shrimp, which is which or what's wrong

twiggyb

Active member
I have two peppermint shrimp and one has a black tail and a little black on the body, I know they are hermaphrodites, but I was wondering if one becomes male and female and if color had to do with it or is something wrong with it. It didn't have that dark tail when I bought it. They both seem to be doing fine and eating well. Just curious
 
I can't respond to the color differences between the two, but peppermint shrimp are simultaneously both sexes--they're not assigned one or the other biological sex. Therefore, any peppermint shrimp can be a male and a female at the same time, and they can all be carrying eggs/larvae.

(so I don't think that would account for any color differentiation, as I have never seen such on a peppermint shrimp, which would lead me to question whether or not the one with black markings was actually a peppermint shrimp.)
 
What would it be then? I know of another shrimp that is mistaken for this species but the markings don't match like that one either. I bought them originally to clean up the half dozen aptasia I could see poppin up and yet did the job quite well and cleared it in a few days
 
What would it be then? I know of another shrimp that is mistaken for this species but the markings don't match like that one either. I bought them originally to clean up the half dozen aptasia I could see poppin up and yet did the job quite well and cleared it in a few days

Honestly I have no idea but a decent picture would help in trying to identify it. I'm not familiar with any shrimp other than peps, camels & 'cleaner shrimp.'
 
google Lysmate wurdemani ( true peppermint shrimp ) hopefully you didn't get a CAMEL SHRIMP.


It's definitly not a camel shrimp. I made ure of that before I went out and purchased them because I wanted to make sure they were gonna eat the aptasia
 
There are two types of Peppermint shrimp if you read the article I posted for you.

Lysmata Widmani (something like that) and Lysmata Californica.

You want Lysmata W for the aiptasia and the most distinguishing feature to tell between the two is the red belt just behind the thorax. They give you an example.

If yours don't have a dark red belt there, you don't have the right type.
 
took some pics when I got home tonight and he has the belt behind the thorax. It doesn't seem to be ill or anything, it just has a darkened tail that looks black. I'm gonna try to create a photobucket account so I can post the pics.
 
DSCF1600.jpg
 
my bad, new to the photobucket thing, but this is what heshe looks like, just has a black tail, but the other one doesn't
 
Peppermint shrimp or not

Peppermint shrimp or not

Mine have the same black tail as well but didn't when I bought them. Have three and all doing fine.

Bryan
 
How long have you had them in your tank? Mine are fine as well I'm just curious as to why it did this?
 
All three of mine have red tails but I have noticed they all eat aptasia. I remember reading somewhere only the true peps will eat aptasia so if both of yours did that may be confirmation.
 
Yes they did eat the aptasia, I'm not questioning the species not being peppermint shrimp, I just wanted to know why the tail was red when I bought it and turned black after a while. Stress perhaps? I don't have an answer on why, I may never get one, but as long as the little heshe is doing fine it's all good. Just curious, it gives himher personality lol
 
I have a peppermint shrimp got it as a hitch hiker but I don't see it much it stays in rock under one of my sebaes is that normal for them to stay hidden like that .I thought it died until I have to move my tank and that is when I found it in the big rock under the sebae
 
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