Zooplankton biomass in the deep ocean higher than previously estimated
The organic carbon produced by photosynthesis in the illuminated area of the ocean that is not consumed there, sediments to the so-called mesopelagic zone (between 200 and 1000 m deep) where it remains for [...]
Historical video on research and the deep scattering layer
For all those interesting in the deep scattering layer and historical research, this film from the 1970s gives an interesting perspective. The film is available on YouTube from the Periscope Film LLC archive, one [...]
Modelling the mesopelagic game of hide-and-seek in the ocean
The Reykjavik FAO Expert Consultation [1] interpreted an ecosystem approach to fisheries as meaning that management should not only consider the conservation of targeted species but also the wide range of non-target species affected [...]
What is Ifremer and what does it do in SUMMER?
Ifremer, the French research institute for the exploitation of the sea, contributes, through its work and expertise, to the knowledge of the oceans and their resources, the monitoring of the marine and coastal environments [...]
Assessment of mesopelagic fauna from cabled fjord-observatories
The mesopelagic zone by definition is out of reach for most types of direct observation. Yet, Norwegian fjords offer unique opportunities facilitating mesopelagic studies. They are deep, house mesopelagic fauna, and are easily accessible. [...]
The website by our “sister project” MEESO is up!
The website by our "sister project" MEESO is up! Visit it here! The MEESO research project aims at filling in major knowledge gaps on mesopelagic organisms living deep in the oceans and at evaluating [...]
News Archive
The SUMMERH2020 Annual General Meeting for the interdisciplinary project
The SUMMERH2020 annual meeting for the interdisciplinary project on mesopelagic sustainable fishing is underway - this time on Microsoft Teams, coordinated by AZTI, Raul Prellezo and Xabier Irigoien. Due to covid-19 restrictions we could [...]
Pumping carbon
The ocean plays a major role in regulating the amount of carbon dioxide in the atmosphere. Carbon dioxide can be dissolved in seawater and carried to depth by ocean currents (the solubility carbon pump) [...]
New paper linked to SUMMER H2020 published “Variability in Water-Column Respiration and Its Dependence on Organic Carbon Sources in the Canary Current Upwelling Region”
Javier Arístegui, together with Montero, M. F., Hernández-Hernández, N., Alonso-González, I. J., Baltar, F., Calleja, M. L., & Duarte, C. M. (2020) have written and published the paper: "Variability in water-column respiration and its [...]
Identification guide to the mesopelagic fishes of the central and south east Atlantic Ocean
FAO have produced the mesopelagic fish guide and has been published online, you find it here! Photo: Guro M. Tveit, SINTEF Ocean
How to acknowledge SUMMER in your publications?
When acknowledging SUMMER in your publications, following (including the flag) is what needs to be included; This project has received funding from the European Union's Horizon 2020 research and innovation programme under grant agreement No [...]
Role of mesopelagics to top predators
Mesopelagic organisms are important prey for many commercially valuable species (e.g. tuna, swordfish, squid) and charismatic megafauna (e.g. marine mammals, seabirds, pelagic sharks). Many of these top predators dive into the mesopelagic zone to [...]
Newest article about Institutional nuts and bolts for a mesopelagic fishery in Norway
Some of the SUMMER participants - Eduardo Grimaldo and Dag Standal are authors on a newly released article in Science Direct - Marine Policy with the title "Institutional nuts and bolts for a mesopelagic [...]
Delayed SUMMER studies in the North East Atlantic and the Mediterranean
This month, May 2020, the St Andrews team was supposed to be in the final stages of preparation for going to sea on the SUMMER voyage on the Spanish Research Vessel Sarmiento de Gamboa [...]
Newest article about the Twilight Zone – also in Nature
© scaliger / Adobe Stock Some of the the SUMMER participants - Adrian Martin, Xabier Irigoien and Sari Giering, are authors on a newly hot-off-the-press article in Nature on the Twilight Zone [...]
Mesopelagic species as Omega-3 fatty acid providers
Omega-3 (Docosahexaenoic acid -DHA- and eicosapentaenoic acid -EPA-) provides benefits on health for humans and animals in general. EPA and DHA are essential for proper fetal development and healthy aging. Global recommendation for these [...]