Gotland — For the Swedish warships, see HMS Gotland. Gotland Coat of Arms … Wikipedia
Geology of Gotland — Gotland is made up of a sequence of sedimentary rocks of a Silurian age, dipping to the south east.The main Silurian succession of limestones and shales comprises thirteen units spanning 200 500 m of stratigraphic thickness, being thickest in the … Wikipedia
Anoxic sea water — is sea water depleted of oxygen. It is generally found in areas with restricted water exchange. In most cases, oxygen is prevented from reaching the deeper parts of the sea area by a physical barrier (sill) as well as a pronounced density… … Wikipedia
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium
Mnemiopsis leidyi — Taxobox name = Warty comb jelly image caption = M. leidyi at the New England Aquarium image width = 240px regnum = Animalia phylum = Ctenophora classis = Tentaculata ordo = Lobata familia = Mnemiidae genus = Mnemiopsis genus authority = Agassiz,… … Wikipedia
Mnemiopsis — Warty comb jelly M. leidyi at the New England Aquarium Scientific classification … Wikipedia
Baltic Sea — For other uses, see Baltic (disambiguation). Baltic Sea Map of the Baltic Sea Location Europe Coordinates … Wikipedia
Silurian Period — Interval of geologic time, 443–417 million years ago. The third period of the Paleozoic Era, the Silurian follows the Ordovician Period and precedes the Devonian. It marks the first appearance of land plants and jawed fishes. The continents were… … Universalium
Sweden — /sweed n/, n. a kingdom in N Europe, in the E part of the Scandinavian Peninsula. 8,946,193; 173,732 sq. mi. (449,964 sq. km). Cap.: Stockholm. Swedish, Sverige. * * * Sweden Introduction Sweden Background: A military power during the 17th… … Universalium
Germany — /jerr meuh nee/, n. a republic in central Europe: after World War II divided into four zones, British, French, U.S., and Soviet, and in 1949 into East Germany and West Germany; East and West Germany were reunited in 1990. 84,068,216; 137,852 sq.… … Universalium