GENETIC DISTANCE BASED ON ELECTROPHORETIC ISOESTERASES OF TWO SOLE SPECIES FROM MEDITERRANEAN SEA AND LAKE QARUN, EGYPT.

GENETIC DISTANCE BASED ON ELECTROPHORETIC

ISOESTERASES OF TWO SOLE SPECIES FROM MEDITERRANEAN

SEA AND LAKE QARUN, EGYPT.

By
A. M. ABD-EL-GAWAD;* R.A. ABDERRASSOUL;
SHe A. BAKHOUM AND E. RAGHEB
*DepL o/Zoology, Fac. o/Science, Zagazig Univ.
Key words: Genetics distance, Solea spp. Lake Qarun, Mediterranean, EgypL
ABSTRACT
Specimens of Solea aegyptiaca and Solea vulgaris were obtained
from two different localities. Abu-Kir Bay off Alexandria and lake
phoretically,
Qarun, during
using
1993-1994.
three organ
Esterase
tissues,’
isozymes
heart,
were
liver
compared
and kidney,
electro­
>to
determine the phylogenetic relationship between Solea aegyptiaca a1uJ ‘ ‘)
Solea vulgaris, and also to know iftransplanted sole in Lake Qarun to,;:
has become a distinct population. From results ofesterase patterns in .
various
species
2A
of
in
high
different
were
polymorphism
analyzed.
organ
the
organ
only
tissues,
loci
The
tissues
regarding
invariably
it
gene
may
indicated
frequencies
be concluded
to
expressed
all
that
studied
estimated
Est-3A
that
in all
organ
Est-3A
locus
organ
for
tissues.
as
allelic
had
tissues
well
a tendency
variants
as,
ofboth
EstThe Nei’s genetic distance values, between the two species, Solea
VUlgaris and Solea aegyptiaca, are varied between 0.025 & 0.101,
while the genetic distance between Solea aegyptiaca populationsfrom
Abu-Kir Bay and Lake Qarun was 0.024. The phylogenetic