Pursuant to sections 26 and 21(2) of the New Zealand Geographic Board (Nga Pou Taunaha o Aotearoa) Act 2008, the New Zealand Geographic Board Nga Pou Taunaha o Aotearoa ("Board") hereby gives notice of 26 adopted undersea feature names.
These existing undersea feature names are now official geographic names and are specified in the first column of the Schedule below ("Schedule").
The generic feature type that they relate to is set out in the second column of the Schedule.
The description for each name is set out in the third column of the Schedule.
The Board's final determination on these adopted undersea feature names took effect on 5 June 2014.
Adopted Existing Undersea Feature Names (26)
First Column Second Column Third Column
Official Undersea Feature Name Undersea Generic Feature Type Description
Auckland Islands Shelf Shelf 50ø15.00'S Latitude, 166ø45.00'E Longitude. The shelf adjacent to and northeast of the Auckland Islands. The western part is typically 180-210m deep and the eastern part is 90-105m deep. Depicted on Auckland Chart¸, Summerhayes, 1967.
Bollons Gap Gap 49ø15.00'S Latitude, 178ø20.00'W Longitude. A gap approximately 4500m deep that separates Campbell Plateau to the west from Bollons Seamount in the Southwest Pacific Basin, east of Antipodes Island. Recorded in official documents.
Bream Knolls Knolls 35ø40.00'S Latitude, 175ø09.00'E Longitude. Two knolls approximately 180m high, east of Whangarei. Depicted on Poor Knights Chart¸, Mitchell, 1995.
Christable Seamount Seamount 51ø01.44'S Latitude, 164ø34.85'E Longitude. A seamount with an area of 2169.70km2 at the mouth of Solander Trough where it meets Emerald Basin, west of the Auckland Islands. Recorded in official documents.
Cook Channel Seachannel 42ø36.20'S Latitude, 166ø49.60'E Longitude. A seachannel that is the outer reaches of the Cook Canyon complex beyond its merging with the Hokitika Canyon. The seachannel continues northwards onto the ocean floor beyond 4500m, west of the South Island. Depicted on Resolution Chart¸, van der Linden
& Hayes, 1972; West Coast Canyons¸, Mackay et al., 2009.
Courrejolles Slope Slope 52ø15.00'S Latitude, 168ø39.00'E Longitude. A steeply inclined part of the continental slope approximately 50km northwest of Campbell Island / Motu Ihupuku. Depicted on Campbell Is Chart¸, Cullen, 1971.
Foulwind Canyon Canyon 41ø53.94'S Latitude, 169ø31.19'E Longitude. A wide, flat-floored area, with a bottom depth of 1000m offshore from the West Coast of the South Island. Depicted on Foulwind Chart¸, Norris, 1979; West Coast Canyons¸, Mackay et al., 2009.
Hauraki Canyon Canyon 35ø20.00'S Latitude, 175ø35.00'E Longitude. A canyon that curves around the western and northern sides of Barrier Bank. Extends from approximately 200m deep to Hauraki Trough at 2000m deep, east of Whangarei. Depicted on Poor Knights Chart¸, Eade, 1971.
Kaipara Canyon Canyon 36ø42.16'S Latitude, 173ø45.54'E Longitude. A northeast-southwest trending indentation off the continental shelf, northwest of the North Island, in the Tasman Sea. 200-1100m depth. Depicted on Kaipara Chart¸, Irwin & Eade, 1984; Cook Chart¸, Baldwin & Lewis, 1991.
Kaipara Channel Seachannel 36ø48.00'S Latitude, 173ø10.00'E Longitude. A northeast-southwest trending indentation off the continental shelf, northwest of the North Island, in the Tasman Sea. Depths from 1350 to 1600m. Depicted on Kaipara Chart¸, Irwin & Eade, 1984.
Kapukairo Knoll Knoll 37ø02.33'S Latitude, 176ø53.77'E longitude. A northeast-southwest aligned knoll 89km northeast of Tauranga. Rises to 1050m from a depth of 1350m and has an area of 9.20km2. Depicted on Bay of Plenty Chart¸, Wright, 1989.
Koutunui Bank Bank 38ø06.00'S Latitude, 179ø03.00'E Longitude. An almost oval shaped bank aligned nearly west-east on the outer continental slope off East Cape Peninsula. It rises from a base at 500m to a crest at 350m. Depicted on East Cape Chart¸, Blackmore, 1996.
McDougall Trough Trough 51ø50.00'S Latitude, 161ø40.00'E Longitude. A trough parallel to and 25km east of Macquarie Ridge between Macquarie Island and New Zealand. A 5000-5500m deep trough bounded to the west by the precipitous flank of Macquarie Ridge and to the east by the gentler flank of a 3400m deep sill that separates it from the Emerald Basin. Depicted on Auckland Islands Chart¸, Summerhayes, 1967.
Moeraki Canyon Canyon 43ø32.92'S Latitude, 169ø02.46'E Longitude. The most northern canyon in a series of canyons in the area. It is a 5km wide
500-800m deep incised flat-bottomed canyon running across the continental shelf and slope. Depicted on Jackson Chart¸, Carter, 1981.
Papamoa Knoll Knoll 37ø06.00'S Latitude, 176ø49.02'E Longitude. A small knoll in the outer Bay of Plenty region. Rises to 850m from a depth of 1100m and has an area of 5.10km2. Depicted on Bay
of Plenty Chart¸, Wright, 1989.
Purerua Seamount Seamount 33ø54.30'S Latitude, 174ø33.06'E Longitude. A broad, flat-topped, northeast trending seamount north-northeast of northern New Zealand. Rises to 1250m from a depth of 2950m and has an area of 246.30km2. Depicted on North Cape Chart¸, Mitchell & Eade, 1990.
Saunders Canyon Canyon 45ø58.00'S Latitude, 170ø59.00'E Longitude. A canyon that ranges in depth from 200m to 1200m. Depicted on Otago Chart¸, Brodie, 1969; Otago Chart¸, Carter, 1986.
Saunders Channel Seachannel 46ø02.00'S Latitude, 171ø36.00'E Longitude. A seachannel aligned east-west offshore of Otago Peninsula. Reaches a depth of 1550m rising to 1200m. Depicted on Otago Chart¸, Carter, 1986.
Taieri Canyon Canyon 46ø15.00'S Latitude, 170ø47.00'E Longitude. A canyon trending northwest-southeast on the upper continental slope 40km south of Otago Peninsula, one of the tributaries of Bounty Channel. Extends from a depth of 150m to approximately 1500m. Depicted on Otago Chart¸, Brodie, 1969.
Taieri Channel Seachannel 46ø24.54'S Latitude, 171ø20.00'E Longitude. A seachannel trending northwest-southeast on the lower continental slope southwest of Otago Peninsula. It has a depth of 1300m at the channel floor. Depicted on Otago Chart¸, Carter, 1986.
Tuaheni Bank Bank 38ø51.00'S Latitude, 178ø37.00'E Longitude. A bank on the upper continental slope 45km offshore from Gisborne. Rises from depths of 1500m to the east to a crest at 400m. Depicted on Cook Chart¸, Baldwin & Lewis, 1991.
Tuakana Knoll Knoll 37ø08.99'S Latitude, 176ø50.99'E Longitude. One of a group of knolls in the Bay of Plenty region. Rises to 250m from a depth
of 850m and has an area of 10.60km2. Depicted on Bay of Plenty Chart¸, Pantin et al., 1973; Bay of Plenty Chart¸, Wright, 1989.
Waioeka Knoll Knoll 37ø01.00'S Latitude, 177ø21.00'E Longitude. A north-south aligned knoll on Ngatoro Ridge in the outer Bay of Plenty area. It rises from 1250m to a crest at approximately 950m. Depicted on Bay of Plenty Chart¸, Wright, 1989.
Wairaka Ridge Ridge 37ø04.00'S Latitude, 177ø29.00'E Longitude. A ridge aligned northeast-southwest that lies east of Ngatoro Ridge in the Bay of Plenty region. It crests at 1400m at its southern end. Depicted on Bay of Plenty Chart¸, Wright, 1989; Havre Trough Chart¸, Wright, 1990.
Waitaki Canyon Canyon 45ø12.00'S Latitude, 171ø34.50'E Longitude. This canyon, which has narrow, steep sides and depths from 250m to 1150m trends northwest-southeast on the continental shelf and upper continental slope, southwest of Banks Peninsula. Depicted on Oamaru Chart¸, Carter & Carter, 1981.
Waitaki Channel Seachannel 45ø29.40'S Latitude, 171ø55.20'E Longitude. The northern tributary flowing south into North Bounty Channel on the outer continental slope, southwest of Banks Peninsula. It reaches a depth of 1100m. Depicted on Oamaru Chart¸, Carter & Carter, 1981.
Dated at Wellington this 5th day of June 2014.
W. K. SHAW, Secretary, New Zealand Geographic Board Nga Pou Taunaha o Aotearoa.