very often the keywords and the sequence of keys may make a difference.
i used "wreck dive sites mediterranean"
I am  not sure if these will help.
I briefly looked at a few of them,
and they seemed to discuss sites and what you would find.
there were a lot of dead ends.

I got:

Diving Holidays in Malta & Gozo...
... special diving site at the heart of the Mediterranean. ... sheltered
creeks, cliffs, reefs and wrecks, the Islands ... With dive sites just a
stone’s throw away from ...
www.visitmalta.com/en/diving/ - 28k - Apr 23, 2004 - Cached - Similar
pages

THE MEDITERRANEAN
... is a mecca both for dive training and for more experienced divers
keen to visit the wreck of the ... a possibility that several of the
most popular sites may be ...
www.ukdiving.co.uk/ukdiving/world/med/malta/file1.html - 9k - Cached -
Similar pages

   UK DIVING
   ... a fleet of 21 ships home from a successful campaign in the
Mediterranean in October ... Centre and offers divers using his centre
the chance to dive the wreck. ...
   www.ukdiving.co.uk/ukdiving/coastal/scilly/file3.html - 10k - Cached
- Similar pages
   [ More results from www.ukdiving.co.uk ]

OCEANS ENTERPRISES - UNDERWATER BOOKS ON DIVE LOCATIONS, DIVE ...
... Of course, a book like this should be called Some Of The Top Dive
Sites as it invites criticism of why the ... DIVING GUIDE TO THE
MEDITERRANEAN WRECKS. ...
www.oceans.com.au/oeloca.html - 65k - Cached - Similar pages

Search results for Wreck Diving, find Wreck Diving sites, Business ...
... together with the wonders of Mediterranean underwater world ... 11
WWII Japanese wrecks in Coron Bay, Palawan ... US Navy Official
Narrative, Dive Sites, pictures and ...
www.b2bbiz.com/web.cgi/Recreation/Outdoors/ Scuba_Diving/Wreck_Diving/ -
25k - Cached - Similar pages

Best Diving in the Mediterranean Sea on Wetdawg.com
... Best Dive Sites in Comino: Lighthouse Reef, another offshore dive.
... Best Wreck Dive: The Blenheim Bomber borrows the name of this fat
World War II ...
www.wetdawg.com/pages/under/med/ - 50k - Cached - Similar pages

Wreck Diving
... chance to join a real working shipwreck expedition in the
Mediterranean! ... Scuba Diving Charters web site describes the various
wreck diving sites and charter ...
dr-wolfson-acupuncture.net/alex/links/wreckdiving.html - 16k - Cached -
Similar pages

UWP BOOKSHELF - Secure Order Form
... Globetrotter Dive Guide to the Red Sea - £15.99. Dive Sites of
Thailand - £15.99. ... Diving Guide to Mediterranean Wrecks - £16.95.
... Sinai Dive Guide - £9.95. ...
https://secure.divernet.com/bookorder.htm - 18k - Cached - Similar pages

Dive Sites - Motril Wreck - Scubanerja - the ultimate dive ...
Dive Sites - Motril Wreck. Our diving benefits from the Atlantic Stream
which brings lots of ... deal more marine life than most other
mediterranean sites, and this ...
www.scubanerja.com/sites_mw.php - 38k - Cached - Similar pages

ABYSSO - Marine Biology, Archaeology, History, Diving
... .. Diving Sites 830 Mediterranean Wrecks The largest database on the
web! Marine Botany Gorgeous flowers of the sea: Brown, Green, Red Algae.
...
www.sportesport.it/ - 16k - Cached - Similar pages