| Časopis | Izdavač | Grad |
| Cahier d'information | Gouvernment du Quebec | Quebec |
|
Cahiers oceanographiques du C.O.E.C. Bulletin d'information |
Service Hydrographique dela Merine | Paris |
| Cahiers O.R.S.T.O.M. serie oceanographie | O.R.S.T.O.M. | Paris |
|
CalCOFI atlas California Cooperative Oceanic Fisheries Investigations |
California Department of fish and game | La Jolla |
|
CalCOFI reports California Cooperative Oceanic Fisheries Investigations |
California Department of fish and game | La Jolla |
| California fish and game | Department of fish and game | Sacramento |
| Canadian journal of fisheries and aquatic sciences | Canada,University of Guelph | Ottawa |
| Cataloghi Museo Civico di Storia Naturale | Museo Civico di Storia Naturale | Trieste |
| Catalogo generale delle carte e delle pubblicazioni nautiche | Istituto Idrografico della Marina | Genova |
|
Catalogue World Data Center oceanography |
World Data Center | Washington |
|
Catalogus faunae Jugoslaviae Consilium Academiarum Scientarium |
Academia Scientarium et Artium Slovenica | Ljubljana |
| Cercetari marine | Institutul National de Cercetare-Dezvoltare Marina | Constanta |
| Chemistry in Britain | Royal Society of Chemistry | London |
| Ciencia y technologia del mar | Comite Oceanografico National | Valparaiso |
| Ciencias marinas | Universidad Autonoma de Baja California | Baja California |
| CIESM workshop monographs | CIESM | Monaco |
| Climate change | D. Reidel Publishing Company | Dordrecht |
| Climate research | Inter-Research | Oldendorf |
| Climatological bulletin | National Observatory of Athens | Athens |
| Comparative biochemistry and physiology b: comparative biochemistry | Elsevier Science Inc. | Oxford |
| Conchiglia | Conchiglia | Roma |
| Continental shelf research | Esevier Science Ltd.,Pergamon | Oxford |
|
Contributions The Duke University Marine Laboratory |
University of New Castle | Beaufort |
| Copeia | The American Society of Ichthyologists | Washington |
| Corriere della pesca e dell'acquacoltura | Federazione Nazionale Cooperative Pesca | Roma |
| Croatica chemica acta | Hrvatsko kemijsko drustvo | Zagreb |
|
Crustaceana international journal of crustacean research |
E.J. Brill | Leiden |
| Cryptogamie,algologie | A.D.A.C. | Paris |
|
Cybium revue europeenne d'ichtyologie |
Societe Francaise d'Ichtyologie | Paris |