''Monocorophium'' is a genus of
amphipod
Amphipoda is an order of malacostracan crustaceans with no carapace and generally with laterally compressed bodies. Amphipods range in size from and are mostly detritivores or scavengers. There are more than 9,900 amphipod species so far descr ...
crustacean
Crustaceans (Crustacea, ) form a large, diverse arthropod taxon which includes such animals as decapods, seed shrimp, branchiopods, fish lice, krill, remipedes, isopods, barnacles, copepods, amphipods and mantis shrimp. The crustacean group ...
s.
Species
The genus ''Monocorophium'' comprises the following species:
*''
Monocorophium acherusicum
''Monocorophium'' is a genus of amphipod crustaceans.
Species
The genus ''Monocorophium'' comprises the following species:
*'' Monocorophium acherusicum'' (Costa, 1853)
*'' Monocorophium californianum'' (Shoemaker, 1934)
*'' Monocorophium carlo ...
''
(Costa, 1853)
*''
Monocorophium californianum''
(Shoemaker, 1934)
*''
Monocorophium carlottensis''
Bousfield & Hoover, 1997
*''
Monocorophium cylindricum''
(Say, 1818)
*''
Monocorophium insidiosum
''Monocorophium'' is a genus of amphipod crustaceans.
Species
The genus ''Monocorophium'' comprises the following species:
*'' Monocorophium acherusicum'' (Costa, 1853)
*'' Monocorophium californianum'' (Shoemaker, 1934)
*'' Monocorophium carl ...
''
(Crawford, 1937)
*''
Monocorophium josei''
Valério-Berardo & Thiago de Souza, 2009
*''
Monocorophium oaklandense
''Monocorophium'' is a genus of amphipod crustaceans.
Species
The genus ''Monocorophium'' comprises the following species:
*''Monocorophium acherusicum'' (Costa, 1853)
*'' Monocorophium californianum'' (Shoemaker, 1934)
*'' Monocorophium carlot ...
''
(Shoemaker, 1949)
*''
Monocorophium sextonae''
(Crawford, 1937)
*''
Monocorophium steinegeri''
( Gurjanova, 1951)
*''
Monocorophium tuberculatum
''Monocorophium'' is a genus of amphipod crustaceans.
Species
The genus ''Monocorophium'' comprises the following species:
*''Monocorophium acherusicum'' (Costa, 1853)
*'' Monocorophium californianum'' (Shoemaker, 1934)
*'' Monocorophium carlot ...
''
(Shoemaker, 1934)
*''
Monocorophium uenoi
''Monocorophium'' is a genus of amphipod crustaceans.
Species
The genus ''Monocorophium'' comprises the following species:
*''Monocorophium acherusicum'' (Costa, 1853)
*'' Monocorophium californianum'' (Shoemaker, 1934)
*'' Monocorophium carlot ...
''
(Stephensen, 1932)
''Monocorophium acherusicum''
''Monocorophium acherusicum'' is a small (5 mm) species. It is brown with a very short abdomen, and has three little spines on its enlarged second antennae. It has rows of hair on its anterior legs, which it uses to filter food from the water. It naturally occurs in Europe, but was introduced to harbours of Australia by travelling in the
ballast water
Ballast is used in ships to provide moment to resist the lateral forces on the hull. Insufficiently ballasted boats tend to tip or heel excessively in high winds. Too much heel may result in the vessel capsizing. If a sailing vessel needs to vo ...
of ships.
''Monocorophium insidiosum''
''Monocorophium insidiosum'' builds tubes of mud and detritus on weeds, usually in brackish shallow subtidal waters, such as brackish lagoons, ditches and rivers. ''C. insidiosum'' occurs on American and European coasts from southern Baltic to eastern Mediterranean of North and South, and around Japan, and may grow up to 5 mm long.
''Monocorophium sextonae''
''Monocorophium sextonae'' is 5 mm long and builds tubes of mud on algae, from shallow water up to 50 m deep. It occurs naturally in
New Zealand
New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 smaller islands. It is the sixth-largest island count ...
, but was introduced into
Plymouth
Plymouth () is a port city and unitary authority in South West England. It is located on the south coast of Devon, approximately south-west of Exeter and south-west of London. It is bordered by Cornwall to the west and south-west.
Plymouth ...
,
Devon
Devon ( , historically known as Devonshire , ) is a ceremonial and non-metropolitan county in South West England. The most populous settlement in Devon is the city of Plymouth, followed by Devon's county town, the city of Exeter. Devon is ...
in the 1930s. In the late 1970 it was introduced to
Ireland
Ireland ( ; ga, Éire ; Ulster Scots dialect, Ulster-Scots: ) is an island in the Atlantic Ocean, North Atlantic Ocean, in Northwestern Europe, north-western Europe. It is separated from Great Britain to its east by the North Channel (Grea ...
, possibly by natural means from Devon. It can also be found along the European coast from southern Norway to the Mediterranean.
References
Corophiidea
{{Amphipod-stub