Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Nutrient dynamics in the deep blue sea.

David M Karl1

  • 1Dept of Oceanography, School of Ocean and Earth Science and Technology, University of Hawaii, Honolulu, HI 96822, USA. dkarl@soest.hawaii.edu

Trends in Microbiology
|September 10, 2002
PubMed
Summary

Oceanographers have long studied marine nutrient dynamics and microbial roles in organic matter cycles. Recent advancements in oceanography reveal new insights into deep-sea nutrient controls, challenging previous understandings.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Seasonality drives temporal niche partitioning of pelagic prokaryotes.

The ISME journal·2026
Same author

Diel and eddy driven changes in microbial gene expression and biogeochemistry in the oceanic chlorophyll maximum.

Nature communications·2026
Same author

Long term decline of the planktonic biomass in a hotspot of nitrogen fixation.

Nature communications·2025
Same author

Nitrogen and phosphorus differentially control marine biomass production and stoichiometry.

Nature communications·2025
Same author

Anthropogenic iron alters the spring phytoplankton bloom in the North Pacific transition zone.

Proceedings of the National Academy of Sciences of the United States of America·2025
Same author

A multi-year, seasonally resolved dataset of Seaglider observations at Station ALOHA in the North Pacific Subtropical Gyre.

Scientific data·2025

Area of Science:

  • Marine biology
  • Oceanography
  • Microbial ecology

Background:

  • Oceanographic research has historically focused on the interplay between marine photosynthesis and nutrient dynamics.
  • A vast global database has been established, highlighting the crucial role of microorganisms in oceanic organic matter production and decomposition.

Purpose of the Study:

  • To review the evolution of understanding nutrient dynamics in the deep sea.
  • To highlight the impact of novel approaches on contemporary oceanographic paradigms.

Main Methods:

  • Field-oriented, transdisciplinary research integrating microbiology, physics, chemistry, physiology, and ecology.
  • Application of new field experiment designs, repeat observations, and remote-sensing technologies.
  • Utilizing updated sample analysis methods.

Main Results:

  • Established a comprehensive understanding of nutrient dynamics and microbial roles in marine organic matter cycles.
  • Recent innovations have revolutionized the understanding of deep-sea nutrient dynamics and controls.
  • Current scientific paradigms have significantly shifted from historical perspectives.

Conclusions:

  • Contemporary understanding of marine nutrient dynamics is a significant departure from past theories.
  • Ongoing research and open scientific debate are expected to further refine our knowledge of ocean nutrient cycles.

Related Experiment Videos