Gasterosteus aculeatus Linnaeus, 1758
(Three-spined Stickleback)

Taxonomic hierarchy:
SpeciesGasterosteus aculeatus (Three-spined Stickleback)
FamilyGASTEROSTEIDAE (sticklebacks)
OrderGASTEROSTEIFORMES (stickle-backs)
SuperorderACANTHOPTERYGII (advanced teleosts)
InfraclassTeleostei (teleost fishes)
ClassACTINOPTERYGII (ray-finned fishes)
Informal[Pisces] (fishes)
SuperclassGNATHOSTOMATA (jawed craniates)
SubphylumVERTEBRATA (vertebrates)
PhylumCHORDATA (vertebrates)
SuperphylumDEUTEROSTOMIA (deuterostomes)
CladeBilateria (bilaterally symmetrical animals)
SubkingdomEUMETAZOA (metazoans)
KingdomANIMALIA (animals)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Gasterosteus aculeatus (Three-spined Stickleback) :
1: Gasterosteus aculeatus (Three-spined Stickleback)
13 Mar 2018 OSGR: SY99 50° 50’ N, 2° 0’ W Vice County: Dorset (VC 9) England
Juvenile, in pond
Image 1: Juvenile - spines half raised - lateral view - dark backgroundImage 2: Juvenile - spines lowered - lateral view - dark backgroundImage 3: Juvenile - spines lowered - lateral view - dark background (2)Image 4: Juvenile - spines lowered - lateral view - dark background (3)Image 5: Juvenile - spines raised - lateral view - dark backgroundImage 6: Juvenile - spines raised - lateral view - dark background (2)Image 7: Juvenile - spines raised - lateral view - dark background (3)Image 8: Juvenile - spines raised - lateral view - white background

Gasterosteus aculeatus (Three-spined Stickleback) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Gasterosteus aculeatus (Three-spined Stickleback)
BioInfoBioInfo (www.bioinfo.org.uk) has 19 host/parasite/foodplant and/or other relationships for Gasterosteus aculeatus (Three-spined Stickleback)
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