aus dem Fachbereich Geowissenschaften der Universität Bremen No. 236 Meinecke, G., M. Bergenthal, C. Begler, A. Ciancar, S. Klar, E. Kopiske, L. Marotto, A. Pink, G. Ruhland, R. Tattermusch M. Villagarcia REPORT AND PRELIMINARY RESULTS OF POSEIDON CRUISE 305 LAS PALMAS (SPAIN) - LISBON (PORTUGAL) October 28th -November 06 th , 2003 Berichte, Fachbereich Geowissenschaften, Universität Bremen, No.236 , 43 pages, Bremen 2005 ISSN 0931-0800 The „Berichte aus dem Fachbereich Geowissenschaften“ are produced at irregular intervals by the Department of Geosciences, Bremen University. They serve for the publication of experimental works, Ph.D.-theses and scientific contributions made by members of the department. Reports can be ordered from: Monika Bachur Forschungszentrum Ozeanränder, RCOM Universität Bremen Postfach 330 440 D 28334 Bremen Phone: (49) 421 218-8960 Fax: (49) 421 218-3116 e-mail:
[email protected] Citation: Meinecke, G. Dr. and participants Report and preliminary results of Poseidon Cruise 305, Las Palmas – Lisbon, 28.10. – 06.11.2003. Berichte, Fachbereich Geowissenschaften, Universität Bremen, No. 236, 43 pages, Bremen, 2005 ISSN 0931-0800 R/V POSEIDON 305 cruise report CONTENTS 1. Participants 4 2. Research Objectives 5 3. Narrative of the Cruise 6 4. Scientific Report 7 4.1 Particle Collection with Sediment Traps 7 4.1.1 ACI 7 4.2 Equipment Development and Tests 9 4.2.1 DOLAN-SBU and DOBS 9 4.2.2 SAMI 14 4.2.3 Fluorometer 14 4.2.4 Nutrient Analyser 14 4.2.5 MicroCats 14 4.2.6 ANIMATE 15 4.2.7 Acoustic Modem 15 4.2.7.1 Evaluation 15 4.3 Marine chemistry 18 4.3.1 Water Sampling and Analysis 20 4.3.2.