Seegras

Heimisch: Alaska, Albania, Aleutian Is., Algeria, Angola, Baleares, Baltic States, Bangladesh, Belgium, Bermuda, British Columbia, Bulgaria, California, Canary Is., Cape Provinces, Central American Pacific Is., Chile Central, China North-Central, Comoros, Connecticut, Corse, Delaware, Denmark, East Aegean Is., Egypt, Finland, France, Føroyar, Germany, Great Britain, Greece, Greenland, Honduras, Iceland, Iran, Ireland, Italy, Japan, Kamchatka, Kazakhstan, Kenya, Khabarovsk, Korea, Kriti, Krym, Kuril Is., KwaZulu-Natal, Labrador, Libya, Madagascar, Magadan, Maine, Manchuria, Maryland, Massachusetts, Mauritania, Mexican Pacific Is., Mexico Northwest, Morocco, Mozambique, Myanmar, NW. Balkan Pen., Nansei-shoto, Netherlands, New Brunswick, New Guinea, New Hampshire, New South Wales, New York, New Zealand North, New Zealand South, Newfoundland, Norfolk Is., North Carolina, North Caucasus, North European Russia, Northwest European Russia, Norway, Nova Scotia, Nunavut, Ontario, Oregon, Poland, Portugal, Primorye, Prince Edward I., Queensland, Québec, Rhode I., Romania, Sakhalin, Sardegna, Sicilia, Sinai, South Australia, South European Russia, Spain, Sweden, Taiwan, Tanzania