Estuarine, intertidal, gravel, channel/slough, eulittoral

Most channels and sloughs in Washington state occur through marshes and thus are unlikely to have gravel-sand substrates. No surveys have been done in such habitats.

Habitat attributes

Class ID: 
72
Class name: 
Estuarine, intertidal, gravel, channel/slough, eulittoral
Length: 
0.6 km (in WA)
Primary substrate: 
Gravel
Secondary substrate: 
Sand
Tertiary substrate: 
Substrate stability: 
Mobile
Substrate key details: 
Few stable surface features
Wave exposure: 
Protected
Blue book classes: 
[No class in 1990 publication]
Map/survey site examples: 
Fish sampling sites: 
Diagnostic species: 
  • Exosphaeroma
  • Hemipodia simplex
  • Armandia brevis
  • Zostera marina
  • Salicornia depressa
Species notes: 
Habitat classification system: 
Shoreline Habitats
Type: 
Estuarine habitat
Map link: 
Class 72 map layer in ERMA