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Guidelines for monitoring of chlorophyll a.
(HELCOM, Helsinki, Finland, 2016)
Increase in phytoplankton biomass is a direct consequence of advancing eutrophication. For monitoring
purposes, phytoplankton biomass is estimated by chlorophyll a (Chl a) concentration.
The amount of Chl a is not a ...
Guidelines for sampling and determination of nitrite.
(HELCOM, Helsinki, Finland, 2016)
Dissolved inorganic nitrogen is present in seawater both as nitrite, nitrate and ammonium. As a complement to the overall assessment of nutrient status, detailed information on the distribution of different species must ...
HELCOM Guidelines for Management of Dredged Material at Sea and HELCOM Reporting Format for Management of Dredged Material at Sea . Adopted by HELCOM 36-2015 on 4 March 2015 and amended by HELCOM 41-2020 on 4 March 2020.
(HELCOM, Helsinki, Finland, 2016)
Scope:
2.1 The guidelines are designed to assist Contracting Parties in the management of dredged material in ways that will prevent and eliminate pollution in accordance with Article 3 to the 1992 Helsinki Convention, ...
Baltic Sea Clean Shipping Guide 2016 : Information for mariners on environmental and safety of navigation measures in the Baltic Sea.
(HELCOM, Helsinki, Finland, 2016)
This information publication aims to give you a general overview of the regional environmental
and safety of navigation measures applied in the Baltic Sea to maritime traffic. The
focus is on commercial shipping which ...