DSC_9610 Estuarine triplefin (Forsterygion nigripenne) displaying male. Similar to mottled triplefin, but has rear of first dorsal fin the same height as the second fin. Found in estuaries and river mouths in brackish water. Penetrates freshwater. Whangateau Harbour *
DSC_9606 Estuarine triplefin (Forsterygion nigripenne) displaying male. Similar to mottled triplefin, but has rear of first dorsal fin the same height as the second fin. Found in estuaries and river mouths in brackish water. Penetrates freshwater. Whangateau Harbour *
DSC_9600 Estuarine triplefin (Forsterygion nigripenne) detail of displaying male. Similar to mottled triplefin, but has rear of first dorsal fin the same height as the second fin. Found in estuaries and river mouths in brackish water. Penetrates freshwater. Whangateau Harbour *
