# Eusirus holmi

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{{Short description|Species of crustacean}}
{{Speciesbox
| image = Eusirus holmi.jpg
| taxon = Eusirus holmi
| authority = [Hansen](/source/Hans_Jacob_Hansen), 1887
}}

'''''Eusirus holmi''''' is a species of predatory marine [amphipod](/source/Amphipoda) within the family [Eusiridae](/source/Eusiridae).<ref>{{cite journal |author=Martin O. Macnaughton, Jonas Thormar & Jørgen Berge |year=2007 |title=Sympagic amphipods in the Arctic pack ice: redescriptions of ''Eusirus holmii'' Hansen, 1887 and ''Pleusymtes karstensi'' (Barnard, 1959) |journal=[Polar Biology](/source/Polar_Biology) |volume=30 |issue=8 |pages=1013–1025 |doi=10.1007/s00300-007-0260-8}}</ref><ref name=":0" />

== Description ==
''Eusirus holmi'' is a large marine amphipod, reaching a maximum length of 4 cm. Its body is mainly white in colour, however individuals also host reddish-brown and orange highlights. The eyes are intermediate in size and red in colour. The species possess [antennae](/source/Antenna_(biology)), which are as long as its body. Individuals also possess well developed grasping claws on their first two pairs of legs. The species is predatory, using these grasping claws to capture and hold on to prey. After breeding ''E. holmi'' lays several hundred eggs into a [brood pouch](/source/Brood_pouch_(Peracarida)), with eggs hatching during the warmer summer months.<ref name=":0">{{Cite web |last=Hopcroft |first=Russ |date=2009-04-02 |title=Eusirus holmii (Hansen, 1887) |url=http://www.arcodiv.org/watercolumn/amphipod/Eusirus_holmii.html |access-date=2023-06-18 |website=Arctic Ocean Diversity [Census of Marine Life](/source/Census_of_Marine_Life)}}</ref>

== Distribution and habitat ==
''Eusirus holmi'' is [native](/source/Native_species) throughout the marine waters of the [Arctic](/source/Arctic), where it can be found inhabiting the water column, seafloor and surfaces of underwater sea ice. The species is generally found within the waters of deep [oceanic basins](/source/Oceanic_basin), where ''E. holmi'' preys on a wide variety of [marine invertebrates](/source/marine_invertebrates).<ref name=":0" />

==References==
{{Reflist}}

{{Taxonbar|from=Q3934106}}

Category:Amphilochidea
Category:Crustaceans described in 1887

{{amphipod-stub}}

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Adapted from the Wikipedia article [Eusirus holmi](https://en.wikipedia.org/wiki/Eusirus_holmi) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Eusirus_holmi?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.