πAlewife (fish)
The alewife or river herring is a species of herring found in North America. It is commonly anadromous but there are also significant landlocked populations. It is one of the smaller species of shad, of the subgenus Pomolobus. As an adult it is a marine species found in the northern West Atlantic Ocean, moving into estuaries before swimming upstream to breed in freshwater habitats, but some populations live entirely in fresh water.
Text: Wikipedia, CC BY-SA 4.0.
IUCN Red List assessment, 2013.
- Body mass
- 0.11 kg
- Body length
- 0.3 m
- Shoulder height
- not recorded
- Top speed
- not recorded
- Bite force
- not recorded
- Maximum lifespan
- 8 years
Everything we know about the Alewife (fish)
Typical adult figures. Where a value is an estimate rather than a measurement, it says so.
Body mass0.11 kgrecord 0.2 kg Β· FishBaseAnAgeDetails βHide β
data quality: acceptable
Record: largest individual on record
Source: AnAge Β· AnAge build 15, 2023-07-03 (HAGR) Β· CC BY 3.0
Body length0.3 mrecord 0.4 m Β· FishBasetypical adultFishBaseDetails βHide β
Record: largest individual on record
Source: FishBase Β· v25.04 Β· CC BY-NC 4.0
Maximum lifespan8 yearsrecord 9 years Β· FishBaseAnAgeDetails βHide β
data quality: acceptable
Record: largest individual on record
Source: AnAge Β· AnAge build 15, 2023-07-03 (HAGR) Β· CC BY 3.0
Trophic level3.39FishBaseDetails βHide β
Source: FishBase Β· v25.04, estimate table Β· CC BY-NC 4.0
DietcarnivoreaverageDetails βHide β
From trophic level 3.39 (FishBase): <2.2 herbivore, 2.2β2.8 omnivore, >2.8 carnivore.
Danger to humansharmlessFishBaseDetails βHide β
Source: FishBase Β· v25.04 Β· CC BY-NC 4.0
Volume l0.1 LaverageDetails βHide β
Body mass at ~1.0 kg/L, the density of vertebrate tissue.
average = a mean across sexes or species in a group.
Not recorded for Alewife (fish) yet: shoulder height, top speed, bite force.
Family tree
- kingdomAnimalia
- βΊphylumChordata
- βΊorderClupeiformes
- βΊfamilyClupeidae
- βΊgenusAlosa
- βΊspeciesAlosa pseudoharengus
- superclassRay-finned fish Β· Actinopterygii
- orderClupeiformes
- suborderClupeoidei
- genusAlosa
All 11 branches βFewer branches β
- kingdomMetazoa
- phylumChordata
- subphylumCraniata
- subphylumVertebrata
- superclassGnathostomata
- superclassRay-finned fish Β· Actinopterygii
- classActinopteri
- subclassNeopterygii
- orderClupeiformes
- suborderClupeoidei
- genusAlosa
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