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Workshop 2

Mesopelagic Workshop


Day 1 - Monday Nov. 10, 2008

8:30-8:45 Opening Session / Welcome Julie Hall

Plenary E2E: Ontogenetic vertical migrating copepod Neocalanus: Pivotal role linking the end-to-end food web in the subarctic North Pacific

Hiroaki Saito

Plenary Meso: A Zone of Transition: The Mysteries of the Mesopelagic

Richard Lampitt
10:15-10:45 Coffee Break

Plenary Bathy: Linking the Surface Ocean to the Deep Sea: Lessons from Station Aloha

Dave Karl

Welcome, Introductions, plans for the Mesopelagic Workshop


Debbie Steinberg and Hiroaki Saito
12:00-12:30 Session 1: Mesopelagic POM/DOM distribution, source material, characterization, flux (Chair: Richard Sempéré)  

Dissolved organic matter (DOM) distribution and dynamics in the mesopelagic water column Some points for the discussion

Richard Sempéré
  Downward POC Flux through the Mesopelagic Zone and the Contribution of Zooplankton Juan Carlos Miquel
12:30-13:30 Lunch Buffet
13:30-14:30 Discussion  
14:30-16:00 Session 2: Planktonic Food web controls on vertical export, cycling, and composition of POC and DOC (Chair: Debbie Steinberg)  

Planktonic food web controls on vertical export, cycling, and composition of POC and DOC in the mesopelagic zone

Debbie Steinberg

Carbon sequestration and zooplankton lunar cycles: Could we be missing a major component of the biological pump?

Santiago Hernandez-Leon
16:00-16:30 Coffee Break
16:30-18:00 Session 3: Linking microbial and metazoan diversity to function
 (Chair: Carol Robinson)

Overview of Mesopelagic Microbes

IMBIZO_Carlson.pdf 612.86 kB
Craig Carlson
  Linking Mesopelagic Microbial and Metazoan Diversity to Function - The Metazoan Perspective Karen Wishner
18:00 Ice breaker

Day 2 - Tuesday Nov. 11, 2008

8:30-10:30 Session 4: Regional comparisons of mesopelagic food web structure and biogeochemistry, response to environmental change (Chair: Hiroaki Saito)  


Hiroaki Saito

Mesopelagic: Can we make regional comparisons? & How will we know if there is change? a “provocative talk”

Ken Buesseler

Regional comparisons of mesopelagic foodweb structure and biogeochemistry, response to environmental change

Bernard Quéguiner
10:30-11:00 Coffee Break
11:00-12:30 Mesopelagic workshop break out session:  
  Session 5: Ecological and biogeochemical approaches to estimating remineralization rates (Chair: Javier Aristegui)  

Ecological and biogeochemical approaches to estimating respiration rates in the dark ocean

Javier Aristegui
  Enhanced Respiration in Aquatic Suboxic Zones Wajih Naqvi
12:30-13:30 Lunch Buffet
13:30-15:00 Session 6: Models (Chair: George Jackson)  

Mechanistic models in the mesopelagic

IMBIZO_Jackson.pdf 537.33 kB
George Jackson

Modelling turnover of organic matter in the mesopelagic zone: From the Martin curve to simple trophic models

Tom Anderson
15:00-15:30 Coffee Break
15:30-17:00 Session 7: Methods, new technologies (Chair: Paul Wassmann)  
  21st Century Technologies for Mesopelagic Ecology Bruce Robison

Methods and Technology for Biogeochemical Sampling in the Dark Ocean

Thomas Reinthaler
17:00-19:00 Joint Poster Session

Day 3 - Wednesday Nov. 12, 2008

8:30-10:00 Discussion session / Preparation of Plenary Presentations  

Plenary on Data Integration

Raymond Pollard
10:30-11:00 Coffee Break
11:00-12:30 Plenary Session: Reports from each workshop  

Report from the End-to-End Food Web Working Group

Coleen Moloney

Report from the Mesopelagic Working Group

Karen Wishner and Javier Aristegui

Report from the Bathypelagic working group: Biogeochemical cycling

Dan Repeta

Report from the Bathypelagic working group: Microbial Dynamics

Doug Bartlett
12:30-13:30 Lunch Buffet
13:30-15:00 What should future mesopelagic zone research programmes look like? (Chairs: Debbie Steinberg and Hiroaki Saito)  
15:00-15:30 Coffee Break
  Mesopelagic workshop break out session / Synthesis  
17:00-19:00 Joint Poster Session

Day 4 - Thursday Nov. 13, 2008

8:30-10:30 Break-out session: Discussions and writing  
10:30-11:00 Coffee Break
11:00-12:30 Final Plenary Session  

E2E FW workshop Final Report


Mesopelagic workshop Final Report


Bathypelagic workshop Final Report

  Closing IMBIZO Julie Hall
12:30-13:30 Lunch Buffet