Hi Ross,
> Do I just use another $obj->next_seq() so it will point to another record?
Yes.
The common approach is to use a while loop:
my $obj=Bio::SeqIO->new(-file=>$gbfile,-format=>"genbank");
while(my $seqobj = $obj->next_seq) {
# do stuff with $seqobj
}
For more details, see the SeqIO HOWTO:
http://www.bioperl.org/wiki/HOWTO:SeqIO
Dave