The chemical reactions and pathways resulting in the breakdown of alginic acid, a hydrophilic polysaccharide occurring in, for example, the cell walls of brown algae (brown seaweeds).
alpha-amino acid catabolic process +
alpha-linked polysaccharide catabolism to maltopentaose
alpha-linked polysaccharide catabolism to maltotriose
arabinan catabolic process
aromatic amino acid family catabolic process +
arsonoacetate catabolic process
branched-chain amino acid catabolic process +
cell septum edging catabolic process
cell wall polysaccharide catabolic process +
cephalosporin C catabolic process
chrysobactin catabolic process
cspyrone B1 catabolic process
dicarboxylic acid catabolic process +
endocrocin catabolic process
fructan catabolic process +
fructoselysine catabolic process
fumonisin catabolic process
galactoglucomannan catabolic process +
galactomannan catabolic process +
gerfelin catabolic process
gibberellin catabolic process
glucan catabolic process +
glucomannan catabolic process +
glycolysis from storage polysaccharide through glucose-1-phosphate