“Great Sea.” The common Old Testament name for the Mediterranean Sea. Although this river is flowing from Jerusalem to the Dead Sea, it will have many varieties of fish like the Mediterranean Sea does.
“En-gedi.” “En-gedi” means “spring of the wild goat” and it is not quite half way down the west side of the Dead Sea.
“En-eglaim.” “En-eglaim” means “spring of the calf (or heifer)” and its location is not known. There is a site several miles south of Qumran that might be the location.