During prolonged hypoxic events the mussel will open the shell (gape) to breathe air, can depress metabolic rate and respire anaerobically; haemolymph ammonium concentration also increases during emersion (Sadok et al., 1995).
Duringprolonged hypoxic events the mussel will open the shell (gape) tobreathe air, can depress metabolic rate and respire anaerobically;haemolymph ammonium concentration also increases during emersion(Sadok et al., 1995).