<P> The Red Sea has a surface area of roughly 438,000 km ( 169,100 mi ) , is about 2250 km ( 1398 mi ) long and , at its widest point , 355 km ( 220.6 mi ) wide . It has a maximum depth of 3,040 m ( 9,970 ft ) in the central Suakin Trough , and an average depth of 490 m ( 1,608 ft ) . However , there are also extensive shallow shelves , noted for their marine life and corals . The sea is the habitat of over 1,000 invertebrate species , and 200 soft and hard corals . It is the world 's northernmost tropical sea . </P>
<P> The Red Sea has a surface area of roughly 438,000 km ( 169,100 mi ) , is about 2250 km ( 1398 mi ) long and , at its widest point , 355 km ( 220.6 mi ) wide . It has a maximum depth of 3,040 m ( 9,970 ft ) in the central Suakin Trough , and an average depth of 490 m ( 1,608 ft ) . However , there are also extensive shallow shelves , noted for their marine life and corals . The sea is the habitat of over 1,000 invertebrate species , and 200 soft and hard corals . It is the world 's northernmost tropical sea . </P>
what is the average depth of the red sea
what is the average depth of the red sea
490 m ( 1,608 ft )
490 m ( 1,608 ft )