Global map of intertidal zones (on outlines of continents)
Abiotic factors and distinctive features
Salinity: Salinity varies between different bodies of water
Movement: Wave patterns and currents occur here
Depth: An average of 9 feet; calculated by finding difference between highest and lowest tides
Light: Plants that live here can photosynthesize; all colors of the spectrum are visible
Movement: Wave patterns and currents occur here
Depth: An average of 9 feet; calculated by finding difference between highest and lowest tides
Light: Plants that live here can photosynthesize; all colors of the spectrum are visible
Specific location: Pacific coast of north america
Autotroph: seaweed
Scientific Name: Ascophyllum nodosum
Mode of Nutrition: Autotroph
Mode of Nutrition: Autotroph
autotroph:
![Picture](/uploads/5/2/6/0/52607007/535401453.jpg?405)
Scientific Name: Pediastrum boryanum
Mode of Nutrition: Autotroph
Mode of Nutrition: Autotroph
heterotroph: Black turban snail
![Picture](/uploads/5/2/6/0/52607007/996780152.jpg?334)
Scientific Name: Tegula funebralis,
Mode of Nutrition: Heterotroph
Mode of Nutrition: Heterotroph
heterotroph: Ochre sea star
![Picture](/uploads/5/2/6/0/52607007/384295736.jpg)
Scientific Name: Pisaster ochraceus
Mode of Nutrition: Heterotroph
Mode of Nutrition: Heterotroph
heterotroph: sea urchins
![Picture](/uploads/5/2/6/0/52607007/644534080.jpg)
Scientific Name: Tripneustes ventricosus
Mode of Nutrition: Heterotroph
Mode of Nutrition: Heterotroph