44 Structural and Trophic Variations in a Bathyal Community in the
Ligurian Sea
S. SCHIAPARELLI, M. CHIANTORE, R. CATTANEO-VIETTI, P. NOVELLI,
Contents
XV
N. DRAGO, AND G. ALBERTELLI ••••••••••••••••••••••••••••••••••• 339
Change and Biodiversity
45 Changes in Seaweed Biodiversity of the Gargano Coast
(Adriatic Sea, Mediterranean Sea)
E. CECERE, G. FANELLI, A. PETROCELLI, AND O.D. SARACINO ••••••••••• • • 347
46 Meiofaunal Biodiversity on Hydrothermal Seepage off Panarea
(Aeolian Islands, Tyrrhenian Sea)
M.A. COLANGELO, P. BERTASI, P. DALL'OLIO, AND V.H. CECCHERELLI • • • • • • • 353
47 Change and Diversity: the Mediterranean Deep Corals from the
Miocene to the Present
C. CORSELLI • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 361
48 Effect of Submerged Structures on the Diversity of Macrozoobenthos
in the Northern Adriatic Sea
R. CREMA, D. PREVEDELLI, AND A. CASTELLI • • • • • • • • • • • • • • • • • • • • • • • • • 367
49 Recent Changes in Biodiversity in the Ligurian Sea
(NW Mediterranean): is there a Climatic Forcing?
C. MORRI AND C.N. BIANCHI. • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • ••
375
50 Sexual Reproduction and Recruitment in Posidonia oceanica (L.)
Delile, a Genetic Diversity Study
L. ORSINI. S. ACUNTo, 1. PIAZZI, AND G. PROCACCINI. • • • • • • • • • • • • • • • • • • 385
51 Biodiversity at Ecogenetic Level in Three Species of Beach Fleas
1. ZANE. E. ANGELINI, N. LoNGO, S. MARCATO, AND P.M. BISOL • • • • • • • • • •• 391
52 Functional Diversity in the Posidonia oceanica Ecosystem: an
Example with Polychaete Borers of the Scales
M.C. GAMBI AND G. CAFIERO • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 399
Sediment Processes and Material Recyding
53 Sediment Community Oxygen Consumption along a Shelf-slope
Transect in the Western Gulf of Lions
P. PICON, A. ACCORNERo, P. DE BoVllE, B. CHARRlERB, AND R. BUSCAIL • • • •• 407
54 Seasonal Influence of the Front Area on Sediment Deposition in
the Northwestern Adriatic Sea
P. ALVISI, M. FRIGNANI, AND M. RAVAIOLI • • • • • • • • • • • • • • • • • • • • • • • • • •• 415
55 The Link between Continental and Marine Geochemistry as Shown
by Mercury and Arsenic Anomalies in Sediments from Southern
Tuscany and Tyrrhenian Sea
M. DALL'AGLIo, O. FERRETTI, F. MANFREDI FRATTARELLI,AND I. NICCOLAI •• 427
Ligurian Sea
S. SCHIAPARELLI, M. CHIANTORE, R. CATTANEO-VIETTI, P. NOVELLI,
Contents
XV
N. DRAGO, AND G. ALBERTELLI ••••••••••••••••••••••••••••••••••• 339
Change and Biodiversity
45 Changes in Seaweed Biodiversity of the Gargano Coast
(Adriatic Sea, Mediterranean Sea)
E. CECERE, G. FANELLI, A. PETROCELLI, AND O.D. SARACINO ••••••••••• • • 347
46 Meiofaunal Biodiversity on Hydrothermal Seepage off Panarea
(Aeolian Islands, Tyrrhenian Sea)
M.A. COLANGELO, P. BERTASI, P. DALL'OLIO, AND V.H. CECCHERELLI • • • • • • • 353
47 Change and Diversity: the Mediterranean Deep Corals from the
Miocene to the Present
C. CORSELLI • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 361
48 Effect of Submerged Structures on the Diversity of Macrozoobenthos
in the Northern Adriatic Sea
R. CREMA, D. PREVEDELLI, AND A. CASTELLI • • • • • • • • • • • • • • • • • • • • • • • • • 367
49 Recent Changes in Biodiversity in the Ligurian Sea
(NW Mediterranean): is there a Climatic Forcing?
C. MORRI AND C.N. BIANCHI. • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • ••
375
50 Sexual Reproduction and Recruitment in Posidonia oceanica (L.)
Delile, a Genetic Diversity Study
L. ORSINI. S. ACUNTo, 1. PIAZZI, AND G. PROCACCINI. • • • • • • • • • • • • • • • • • • 385
51 Biodiversity at Ecogenetic Level in Three Species of Beach Fleas
1. ZANE. E. ANGELINI, N. LoNGO, S. MARCATO, AND P.M. BISOL • • • • • • • • • •• 391
52 Functional Diversity in the Posidonia oceanica Ecosystem: an
Example with Polychaete Borers of the Scales
M.C. GAMBI AND G. CAFIERO • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 399
Sediment Processes and Material Recyding
53 Sediment Community Oxygen Consumption along a Shelf-slope
Transect in the Western Gulf of Lions
P. PICON, A. ACCORNERo, P. DE BoVllE, B. CHARRlERB, AND R. BUSCAIL • • • •• 407
54 Seasonal Influence of the Front Area on Sediment Deposition in
the Northwestern Adriatic Sea
P. ALVISI, M. FRIGNANI, AND M. RAVAIOLI • • • • • • • • • • • • • • • • • • • • • • • • • •• 415
55 The Link between Continental and Marine Geochemistry as Shown
by Mercury and Arsenic Anomalies in Sediments from Southern
Tuscany and Tyrrhenian Sea
M. DALL'AGLIo, O. FERRETTI, F. MANFREDI FRATTARELLI,AND I. NICCOLAI •• 427