11004-09209 Tench (Tinca tinca) young female. The first tench were introduced around Auckland in 1867, then in the 1950's they were also released near Otaki and Oamaru. They have since been spread illicitly to Northland, Whanganui, Nelson, Canterbury and Otago. They live in slow-moving or still waters and are classified as ‘sports fish’ with anglers requiring a licence to legally fish for them. They are regarded as a pest fish for reducing water clarity in shallow lakes where they alter food webs and disturb sediments. Island Stream *
DSC_9346 Tench (Tinca tinca) a large female weighing 5lbs and measuring 50cm in length. The first tench were introduced around Auckland in 1867, then in the 1950's they were also released near Otaki and Oamaru. They have since been spread illicitly to Northland, Whanganui, Nelson, Canterbury and Otago. They live in slow-moving or still waters and are classified as ‘sports fish’ with anglers requiring a licence to legally fish for them. They are regarded as a pest fish for reducing water clarity in shallow lakes where they alter food webs and disturb sediments. Island Stream *
DSC_9367 Tench (Tinca tinca) a large gravid female weighing 5lbs and measuring 50cm in length. The first tench were introduced around Auckland in 1867, then in the 1950's they were also released near Otaki and Oamaru. They have since been spread illicitly to Northland, Whanganui, Nelson, Canterbury and Otago. They live in slow-moving or still waters and are classified as ‘sports fish’ with anglers requiring a licence to legally fish for them. They are regarded as a pest fish for reducing water clarity in shallow lakes where they alter food webs and disturb sediments. Island Stream *
