Re: Eunotus or rotpunkt

[Scott <zerelli@yahoo.com>]

This fish seem to have two vertical dark lins at the
caudal peduncle.


--- Mike & Diane Wise <apistowise@bewellnet.com>
wrote:
> The two species are fairly easy to tell apart.
> Rotpunkt has a longer snout
> (the eye is farther back on the head, giving the
> face a longer, more pointed
> appearance). It has a zipper like lateral band and a
> smaller, irregularly
> shaped, caudal spot. On eunotus forms the last 2
> vertical bars will split
> into two below the zigzag lateral band, and have a
> more regular oval shaped
> caudal spot. A. eunotus is one of those "problem"
> fish. It is is reported
> from all over the Peruvian Amazon. The problem is
> that they are so plain that
> very few are collected. Because of this we don't
> really know if everything
> called "eunotus" really is one-and-the-same species
> or a series of
> geographically separate species. Photos we have show
> a lot of variation in
> shape, finnage, dark markings, and coloration. Check
> Linke & Staeck or
> Mayland & Bork for differences.
> 
> Adult male A. cacatuoides have transparent, bluish,
> or yellowish ventral
> fins. Only females & juveniles (both males &
> females) have black on the
> ventrals. Males usually lose the black pigment by
> the time they get 1½" / 4
> cm long. Your 125 should be large enough to handle
> all of your fish provided
> that there are about 2 hiding places for each fish.
> A. nijsseni can be kept
> in pairs and bred in 15 gallon / 60 cm tanks, at
> least I do. This species
> usually forms pairs. Males do not like other males
> near their territory.
> Extra males usually don't survive long in small
> tanks, but extra females can
> if they find suitable hiding places from the
> dominant female.
> 
> Mike Wise
> 
> Scott wrote:
> 
> > Ok is there a defining characteristic to
> distinguish
> > between rotpunkt and eunotus? My fish is either
> one or
> > the other. I am leaning towards eunotus. I did get
> the
> > LFS to order more of them. It was by mistake :-)
> They
> > ordered cactuoides and got the fish that was sent
> as
> > Sp. Sanser last time, I just find that hilarious.
> They
> > also got "nijnensis" or some other awful spelling
> of
> > nijsseni (sp?). They are awfully beaten up, but
> some
> > females are starting to get yellow. At 3.95 I plan
> to
> > buy most of them. I got the eunotus for 3.95 or
> 4.95
> > did not even pay attention. Actually I got the
> females
> > I picked up tonight for 2.00 ;-) I love that shop.
> I
> > now have three females of the eunotus and one big
> > colorful male in my 125 he still harasses the
> females
> > (he killed the last ones). I also have 3
> cacatuoides
> > (one big triple red male, and one female and a
> third
> > that is a triple red with no black in the red that
> may
> > be male or may be female). Do black pelvic fins
> > signify a female in cacatuoides? Can I toss the
> > nijsseni in with the other 5 in a 125 or will
> there be
> > a turf war? What size tank for a group of
> nijsseni?
> >
> > Thanks in advance
> >
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> 
> 
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