Both these species max out at about 3-5 inches but they do seem to
have better coloor variance than a normal rusticus. The hybrids have
been known to be fertile and have sucessfull generations of offspring
so a mule is possible. I myself have never got a hybrid to produce
young in captivity. It will extract eggs but never fertilize them.






--- In crayfishworldaccessgroup@..., "Dave"
<crayfishdave@y...> wrote:
>
> It would be interesting to see if you could breed them or whether or
> not they become 'mules'. In Australia they bred two varieties of
> cherax (destructor and rotundas i think) together and the off
springs
> were all infertile males. The advantage of this was they were good
for
> aquaculture because they didn't waist time trying to breed and got
> bigger quicker, they were also more placid than ordinary cherax
>