Re: Hybrid ethics-was Re: [RML] Melanotaenia marcii

C. Shamsid-Deen (csha at
Sat, 31 Jan 1998 06:09:04 -0600


At 12:49 AM 1/31/98 -0700, you wrote:
>As for discus and angels and livebearers, it depends upon what was used to
>make the individual "end product" . With discus, there actually are at
>least 2 recognised species, and these are regularly hybridized. With
>angels, only Pterophyllum scalare is used to create all the different
>color forms/scale types -- same as in goldfish. These are not hybrids, but
>rather crosses. A similar thing would be to breed a M. splendida splendida
>with an M. splendida rubrostriata. They are both subspecies of M.
>spendida, so the offspring would, technically, be a cross and not a

Thanks for the, two subspecies bred to each other is a
cross, and two full species bred to each other is a hybrid? And are you
saying that the issue is only with hybrids, but crosses are acceptable?

Carvi Shamsid-Deen
Aquaria/Fish Forum on CompuServe