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Ecological parameter: habitat

Parameter group: habitat related parameters

Explanation:
A fish habitat is generally described by a certain combination of (a) physical factors, such as temperature and substrate type, (b) chemical factors, such as oxygen levels and dissolved minerals as well as (c) the availability of adequate food and hiding places. Three classes are defined.

Classification system: presence/absence assignment system
A description of the coding system can be found here  Abbreviations/Coding Systems

Abbreviations:
Category name:Abbreviations:Explanation:
pelagicpelspecies living and feeding in the pelagic/free water zone
benthopelagicbenspecies living and feeding near the bottom as well as midwaters or near the water surface
demersaldemspecies living and feeding near the bottom
Assigned taxa for each higher systematic unit:
TaxagroupNumber of assigned taxa / total number of taxa - percentage
Acipenseriformes8 / 13 - 61.5%
Anguilliformes1 / 1 - 100%
Atheriniformes2 / 4 - 50%
Clupeiformes8 / 18 - 44.4%
Cypriniformes78 / 313 - 24.9%
Cyprinodontiformes9 / 12 - 75%
Esociformes3 / 3 - 100%
Gadiformes1 / 1 - 100%
Gasterosteiformes3 / 9 - 33.3%
Perciformes48 / 94 - 51%
Petromyzontiformes7 / 13 - 53.8%
Pleuronectiformes2 / 3 - 66.6%
Salmoniformes28 / 125 - 22.4%
Scorpaeniformes2 / 16 - 12.5%
Siluriformes4 / 7 - 57.1%
Syngnathiformes2 / 4 - 50%