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 Concept Videos

Microbial Mats01:25

Microbial Mats

67
Microbial communities forming biofilms and mats represent complex, spatially structured ecosystems where metabolic processes are stratified according to light, oxygen, and nutrient gradients. Biofilms are initial colonization stages, only a few millimeters thick, while mature microbial mats can reach centimeter-scale thickness and display intricate vertical organization. Their structural and functional heterogeneity allows microorganisms to occupy distinct ecological niches within a few...
67
Marine Microbial Ecology01:30

Marine Microbial Ecology

66
Marine microbial ecosystems are shaped by distinct physicochemical limits, including high salinity, low nutrient availability, and fluctuating oxygen levels. These conditions favor smaller microbial cell sizes, which maximize their surface-to-volume ratio for efficient nutrient uptake.Microbial activity and community composition are closely linked to biogeochemical cycles, particularly in dynamic environments like estuaries, where halotolerant microbes thrive in response to variable salinity...
66
Deep Sea Microbial Ecology01:18

Deep Sea Microbial Ecology

53
The deep ocean and its underlying sediments represent vast, largely unexplored microbial habitats that extend far beyond the sunlit photic zone. The photic (euphotic) zone typically spans the upper ~100–200 meters of pelagic waters in the open ocean, but its depth varies geographically and seasonally, where sufficient light supports photosynthetic life. Below this lies the deep sea, spanning roughly 1000–6000 meters (bathypelagic to abyssal zones), with deeper hadal trenches...
53
Freshwater Microbial Ecology01:24

Freshwater Microbial Ecology

58
Freshwater systems such as streams, rivers, and lakes exhibit distinct physical and biological characteristics that influence their microbial communities. These environments are broadly categorized into lotic systems—those with flowing waters like streams and most rivers—and lentic systems, which include still or slow-moving waters such as lakes, ponds, and marshes.In lentic systems, phytoplankton drive primary production, generating autochthonous organic carbon. In contrast, lotic...
58

You might also read

Related Articles

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

Sort by
Same author

AquaX: An enhanced and revised AquaMaps framework to model marine species distributions and biodiversity.

PloS one·2026
Same author

Hidden gems: Scattered knowledge hampered freshwater jellyfish research over the past one-and-a-half centuries.

Ecology and evolution·2024
Same author

Gene expression patterns of <i>Salpa thompsoni</i> reveal remarkable differences in metabolism and reproduction near the Antarctic Polar Front.

Biology letters·2023
Same author

Stepping stones towards Antarctica: Switch to southern spawning grounds explains an abrupt range shift in krill.

Global change biology·2021
Same author

A salmon diet database for the North Pacific Ocean.

Scientific data·2020
Same author

Identifying significant contributors for smoking cessation among male prisoners in Australia: results from a randomised clinical trial.

BMJ open·2020

Related Experiment Video

Updated: May 5, 2026

An Ultra-clean Multilayer Apparatus for Collecting Size Fractionated Marine Plankton and Suspended Particles
09:01

An Ultra-clean Multilayer Apparatus for Collecting Size Fractionated Marine Plankton and Suspended Particles

Published on: April 19, 2018

8.9K

Mesopelagic Mesozooplankton and Micronekton Database.

Yulia Egorova1, Evgeny A Pakhomov2,3, Ian McIvor4

  • 1Department of Earth, Ocean, and Atmospheric Sciences, University of British Columbia, 2207 Main Mall, Vancouver, British Columbia, Canada. egorova.uu@gmail.com.

Scientific Data
|July 24, 2025
PubMed
Summary

The Mesopelagic Mesozooplankton and Micronekton Database (MMMD) offers a comprehensive resource on deep-sea life. It standardizes data from numerous sources to aid mesopelagic ecosystem research.

More Related Videos

Automatic Image Processing to Determine the Community Size Structure of Riverine Macroinvertebrates
08:56

Automatic Image Processing to Determine the Community Size Structure of Riverine Macroinvertebrates

Published on: January 13, 2023

2.3K
Author Spotlight: Unveiling Plankton Response to Climate Change Through Time-Series Data and Artistic Expression
08:15

Author Spotlight: Unveiling Plankton Response to Climate Change Through Time-Series Data and Artistic Expression

Published on: July 28, 2023

1.4K

Related Experiment Videos

Last Updated: May 5, 2026

An Ultra-clean Multilayer Apparatus for Collecting Size Fractionated Marine Plankton and Suspended Particles
09:01

An Ultra-clean Multilayer Apparatus for Collecting Size Fractionated Marine Plankton and Suspended Particles

Published on: April 19, 2018

8.9K
Automatic Image Processing to Determine the Community Size Structure of Riverine Macroinvertebrates
08:56

Automatic Image Processing to Determine the Community Size Structure of Riverine Macroinvertebrates

Published on: January 13, 2023

2.3K
Author Spotlight: Unveiling Plankton Response to Climate Change Through Time-Series Data and Artistic Expression
08:15

Author Spotlight: Unveiling Plankton Response to Climate Change Through Time-Series Data and Artistic Expression

Published on: July 28, 2023

1.4K

Area of Science:

  • Marine Biology
  • Oceanography
  • Ecology

Background:

  • Mesopelagic ecosystems harbor diverse life crucial for ocean health.
  • Understanding mesopelagic species distribution and density is vital for macro-ecological research.
  • Existing data were fragmented, hindering comprehensive analysis.

Purpose of the Study:

  • To create a standardized, quantitative database of mesopelagic mesozooplankton and micronekton.
  • To compile data from diverse sources spanning over a century.
  • To facilitate macro-ecological research on mesopelagic ecosystems.

Main Methods:

  • Compiled data from 258 published and unpublished sources (1880-2016).
  • Standardized 266,611 entries for sampling methods, mesh sizes, and taxonomy.
  • Included data on species distribution, density, temporal, spatial, and diel variations.

Main Results:

  • Established the Mesopelagic Mesozooplankton and Micronekton Database (MMMD).
  • The database covers a broad temporal and spatial range with diel changes.
  • Standardization addressed inconsistencies, improving data utility.

Conclusions:

  • The MMMD is a valuable, updatable resource for mesopelagic macro-ecological research.
  • It offers unique contributions compared to existing databases.
  • Further research can address data gaps and enhance understanding of these deep-sea ecosystems.