Glossary (eng)

Some of the interface text in Estonian and Finnish is machine-translated

The term in English	The term in Russian	The term in the Estonian	The term in Finnish	Term article
Aphotic zone	Афотическая зона	Valguseta sügavusvöönd (afootne [sügavus]vöönd)	Afoottinen	Deepest part of the water column, formally defined as depths with less than 1% of light penetration.
Aquaculture	-	Vesiviljelus	-	Breeding, rearing, and harvesting of fish, shellfish, plants, algae and other organisms in all types of water environments.
Aquatic vegetation	Водная растительность	Veetaimestik	Vesikasvillisuus	The sum of communities of hydrophytes and helophytes.
Aquatic vegetation/plants/macrophytes	Водные растения, макрофиты	Veetaimed (ehk hüdrofüüdid)	Vesikasvit	Plants that have adapted to living in aquatic environments (saltwater or freshwater). They are also referred to as hydrophytes.
Archipelago	Архипелаг	Saarestik	Saaristo	(1) Zone of the sea within which allocated islands are situated; (2) a group of islands.
Asexual reproduction	Бесполое, вегетативное размножение	Sugutu paljunemine	Suvuton lisääntyminen	A mode of reproduction by which offspring arise from a single parent, and inherit the genes of that parent only; the primary form of reproduction for single-celled organisms, common in many macroalgae.
Aspect	Аспект	Ekspositsioon, kalde suund	Kaltevuussuunta, Aspekti	The azimuth (compass bearing) that slopes are facing.
Assemblage	Ассоциация	Liigid	Lajisto	Refers to all of the various species that exist in a particular habitat. A neutral substitute for "community" but implying no necessary interrelationships among species; also called species assemblage.
Autotrophic algae	Автотрофные водоросли	Autotroofsed vetikad	Omavarainen levä	Algae capable of photosynthesis and growth using only dissolved inorganic nutrients for photosynthesis
Backscatter	Бэкскаттер	-	Takaisinsironta	The seafloor backscatter is defined as the amount of acoustic energy being received by the sonar after a complex interaction with the seafloor. This information can be used to determine seabed substrate type, because different seabed substrate types "scatter" sound energy differently.