Walleye

Sander vitreus (Mitchill 1818)

Susan Elliott cc-by-nc-4.0

Sander vitreus (Walleye) is a species of ray-finned fishes in the family Percidae. They are listed as extinct by COSEWIC. They are associated with freshwater habitat. Individuals are known to live for 29 years and can grow to 107 cm.

URI: http://eol.org/schema/terms/extinct
Definition: A taxon is Extinct when there is no reasonable doubt that the last individual has died. A \r\ntaxon is presumed Extinct when exhaustive surveys in known and/or expected habitat, \r\nat appropriate times (diurnal, seasonal, annual), throughout its historic range have failed \r\nto record an individual. Surveys should be over a time frame appropriate to the taxon’s life cycle and life form.
Source: https://species-registry.canada.ca/index-en.html#/species

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URI: http://purl.obolibrary.org/obo/ENVO_00000873
Definition: A biome that applies to the freshwater realm.

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EOL has data for 18 attributes, including:

body mass
- URI: http://purl.obolibrary.org/obo/VT_0001259
- Definition: The amount of matter in the body of an organism.
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11.3 kg
body size
- URI: http://purl.obolibrary.org/obo/OBA_VT0100005
- Definition: The size of a multicellular organism
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54 cm
clutch/brood/litter size
- URI: http://purl.obolibrary.org/obo/VT_0001933
- Definition: Single birth offspring quantity. The proportion or number of offspring produced from a single pregnancy (mammals) or ovulation (fish) or nesting (birds).
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150000
fork length
- URI: http://purl.org/obo/owlATOL_0001658
- Definition: length of a fish from the tip of the snout to the end of the middle caudal fin rays
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107 cm
geographic distribution includes
- URI: http://eol.org/schema/terms/Present
- Definition: This organism is known to be present in this location or region. Not exclusive; other regions may also be reported.
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United States
- URI: http://www.geonames.org/6252001
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habitat
- URI: http://rs.tdwg.org/dwc/terms/habitat
- Definition: A category or description of the habitat in which the Event occurred.
- Comment: Example: "oak savanna", "pre-cordilleran steppe"
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freshwater habitat
- URI: http://purl.obolibrary.org/obo/ENVO_00002037
- Definition: A habitat that is in or on a body of water containing low concentrations of dissolved salts and other total dissolved solids (<0.5 grams dissolved salts per litre).
- Comment: Ontology Description: http://environmentontology.org/ Ontology Source: http://envo.googlecode.com/svn/trunk/src/envo/envo.owl
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habitat includes
- URI: http://eol.org/schema/terms/Habitat
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stream
- URI: http://purl.obolibrary.org/obo/ENVO_00000023
- Definition: Linear body of water flowing on the Earth's surface.
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has ectoparasite
- URI: http://purl.obolibrary.org/obo/RO_0002633
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Sander vitreus (Mitchill 1818) (Walleye)
life span
- URI: http://purl.obolibrary.org/obo/PATO_0000050
- Definition: A time quality inhering in a bearer by virtue of the bearer's expected maximum age.
- Comment: Ontology Description: http://obofoundry.org/wiki/index.php/PATO:Main_Page Ontology Source: http://purl.obolibrary.org/obo/pato.owl
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29 years
population trend
- URI: http://eol.org/schema/terms/population_trend
- Definition: i.e., increasing, decreasing, stable, or unknown
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Stable
total life span
- URI: http://purl.obolibrary.org/obo/VT_0001661
- Definition: The full period of time from birth to death of an organism.
- Comment: Ontology Description: http://bioportal.bioontology.org/ontologies/VT
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29 years
weight
- URI: http://purl.obolibrary.org/obo/PATO_0000128
- Definition: A physical quality inhering in a bearer that has mass near a gravitational body.
- Comment: Ontology Description: http://bioportal.bioontology.org/ontologies/PATO Ontology Source: http://purl.obolibrary.org/obo/pato.owl
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11000 g

Known occurrences, collected specimens and observations of Walleye. View this species on GBIF

Susan Elliott cc-by-nc-4.0