Waikato River Authority: Five Year Report 2015

T U A K A U

H U N T LY

N G A R U AWA H I A

H A M I LT O N

T E K U I T I

O T O R O H A N G A

T E P U A H A

WAIPA

MAINSTEM

TRIBUTARIES

LAKE NGAROTO

LAKE ROTOPIKO

Water quality and clarity are unsafe for

swimming in mainstem and many tributaries;

many lakes have good access and riparian

vegetation but low water quality; diverse kai

species in tributaries.

LOWER WAIKATO

MAINSTEM

TRIBUTARIES

The water clarity degrades swimming all year,

but bug level safe in bathing season; diverse

native fish (whitebait & eel fishing) but pest

fish prevalent, extensive drainage and flood

control degrades ecological integrity; large

wetlands present.

LAKE WAIKARE

LAKE WHANGAPE

LAKE WAAHI

Shallow riverine lakes have algal blooms, very

poor clarity, pest fish, have lost submerged

plants and kai species are degraded.

Rehabiliatation plans initiated.

C+

C-

C+

C-

C+

C-

C+

B-

C-

C+

C-

C+

C-

C+

B-

D B-

C-

B-

C- A

C-

D B

C-

D B

C-

C+

C-

D B

Restoring and protecting the health and wellbeing of the Waikato River