Status
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Attribute label |
Enumerant label ▾
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Concept definition
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Code
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Ref type
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Reference
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Supplemental references
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
SEAMOUNT_SET |
A <NON_EMPTY_SET> of <<<SEAMOUNT>>>s, in close proximity. |
52 |
IR |
[SUFN, "seamount(s)"] |
|
STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
SEA_CHANNEL |
A continuously sloping <TERRAIN_CHANNEL> found in <<<FAN>>>s or <<<ABYSSAL_PLAIN>>>s and customarily bordered by <<<LEVEE>>>s on one or both sides; sea channel. |
47 |
PR |
[SUFN, "sea channel"] |
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
SHELF |
A <<<ZONE>>> adjacent to a continent (or around an <ISLAND>) and extending from the <LOW_WATER_LINE> to a depth at which there is usually a marked increase of slope towards the depths of the <OCEAN>; shelf. |
53 |
PR |
[SUFN, "shelf"] |
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
SHELF_EDGE |
The <LINE> along which there is marked increase of slope at the seaward margin of a <<<SHELF>>>; shelf edge. |
54 |
PR |
[SUFN, "shelf edge"] |
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
SHOAL |
An <UNDERWATER_HAZARD> with substantially less clearance than the surrounding <WATERBODY_FLOOR_REGION> and composed of unconsolidated <MATERIAL>; shoal. |
55 |
PR |
[SUFN, "shoal"] |
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
SHOAL_SET |
A <NON_EMPTY_SET> of <<<SHOAL>>>s, in close proximity. |
56 |
IR |
[SUFN, "shoal"] |
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
SILL |
A <BARRIER> of relatively shallow <<WATER_DEPTH>> restricting the movement of <WATER> between <<<BASIN>>>s; sill. |
57 |
PR |
[SUFN, "sill"] |
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
SLOPE |
The deepening <OCEAN_FLOOR> out from a <<<SHELF_EDGE>>> to the upper limit of a <<<RISE>>>, or the <LOCATION> where there is a general decrease in steepness; slope. |
58 |
PR |
[SUFN, "slope"] |
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
SOUND |
<MARINE_SOUND>. |
59 |
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
SPUR |
A subordinate elevation or <RIDGE> protruding from a larger <WATERBODY_FLOOR_TOPOGRAPHIC_CONFIGURATION> (for example: a <<<PLATEAU>>> and/or the foundation of an <ISLAND>); spur. |
60 |
PR |
[SUFN, "spur"] |
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
TERRACE |
A relatively flat horizontal or gently inclined <WATERBODY_FLOOR_REGION>, sometimes long and narrow, which is bounded by a steeper ascending slope on one side and by a steeper descending slope on the opposite side; terrace. |
61 |
PR |
[SUFN, "terrace"] |
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
TRENCH |
<WATERBODY_FLOOR_TRENCH>. |
62 |
|
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[SUFN, "trench"] |
STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
TROUGH |
A long <TERRAIN_DEPRESSION>, characteristically flat bottomed and steep-sided and normally shallower than a <<<TRENCH>>>; trough. |
63 |
PR |
[SUFN, "trough"] |
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
VALLEY |
A relatively shallow, wide <TERRAIN_DEPRESSION>, the <WATERBODY_FLOOR> of which usually has a continuous gradient; valley. This term is generally not used for <WATERBODY_FLOOR_TOPOGRAPHIC_CONFIGURATION>s that have characteristics of <<<CANYON>>>s for a significant portion of their extent. |
64 |
PR |
[SUFN, "valley"] |
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STD 2005/06/07 |
OCEAN_FLOOR_REGION_NAME- _TYPE |
ZONE |
An extensive linear <REGION> identifiable by a number of shared physiographic characteristics that are markedly in contrast with those in the surrounding <REGION>s; zone. |
65 |
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[SUFN] |