red glasswort growing luxuriantly on nelson estuarine foreshore

beach bead beaded bush closeup coast coastal coastline ecosystem environment estuarine estuary flora foliage fresh glasswort grass growth healthy herb intertidal island low lush luxuriant macro marsh mudflats natural nature nelson new organic plant quinqueflora red saltmarsh samphire sand sarcocornia seaweed shore south spice swamp texture tide vegetation water weed zealand zone