location & geography
where is Muriwai located
west coast of Auckland
what is longshore drift
the movement of sediment caused by wave action
name one thing you can do at Muriwai beach
surfing,fishing,walking or quad bike driving
what bird species on otamakiro points
gannet colonies
what is the main goals of coastal management
to protect natural process by allowing safe public use
what type of beach is Muriwai beach
what direction does long shore drift move sediment at Muriwai beach
south to north
hwo does tourism affect the dunes
foot traffic damages the vegetation causing erosion
what plants help stabilize the sand dunes
spinifex pingao and marram grass
why are boardwalks and fences used by dunes
to protect vegetation and stop erosion from trampling
what is the name of the headland that separates Muriwai and maori bay
otakamiro point
what type of wave dominates Muriwai beach
destructive
what is one negative impact that humans have on the environment or Muriwai
vehicle damages the sand or littering
why are gannets important to Muriwai ecosystem
they attack tourism and indicate healthy marine food sources
what role does auckland council play in Muriwai management
they manges permits access and dune restoration
what natural features are at Muriwai beach
need at least 2 of stack caves sand dunes and cliffs
explain how erosion shapes Muriwai cliffs
strong waves and wind errode the base of the cliffs causing rock fall and retreat
how do urban developments cause threats to the natural environment of Muriwai
it will reduce native vegetation and increased pollution run off
what human activities disturbes local wildlife
loud drones,fishing and people getting to close to nests
explain how planting native vegetation helps reduce erosion
roots hold the sand and soil together preventing it from blowing away
how was maori bay formed
by wave erosion cutting through volcanic rock creating a curved bay
how are the dunes formed
by widn blowing dry sand inland trapping the sand in vegetation that stabilize the dunes
what are authorities doing to manage vehicle access
they are restricting beach driving and requiring permits
how does vegetation succession occur on dunes
pioneer plants grow first then shrubs then dune forest develops
give one example of a conflict between recreation and conservation of Muriwai
off road driving damages dunes versus protecting habitats