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LIFE’S A BEACH - Coggle Diagram
LIFE’S A BEACH
Intertidal zones
Beach
Wave-cut terraces
waves
moving sediments
Troughs & bars:
bars grow
during winter,
worn away in summer
Shore
Foreshore
Offshore
Backshore
Berms
Coastal classification
Type of erosional activity
Depositional
Erosional
Changes with respect to sea level
Submergent
Emergent
Submergent or Depositional coast
Estuaries
Spits & Baymouth bars
Deltas
Tombolos
Barrier islands
Emergent or Erosional coasts
Sea caves, Sea Arches & Sea Stacks
Wave-cut platforms
Cliffs & a “straight”
Marine terraces
Classifying Beaches
Size of materials
Composition
Shape & structure
Color
Beach Material
Gravel
Pebbles
Sand
Consists of grains of minerals (quartz, granite, basalt)
Fragments of living material
Shells
Skeletons of marine organisms (corals, etc.)
Benthic environment
Sea grass
Kelp forest
Coral reef
Dunes
Dune Types
Primary and Secondary dune ridge
Foredune
Mangrove forest