Jökull - 01.01.2013, Síða 73

Sensitivity of Icelandic river basins to recent climate variations
A
A
A
A
A
A
A
Vatnajökull
Mýrdalsjökull
Hofsjökull
Lang
jö k
ull
Drangajökull
VHM-66
VHM-19
VHM-10
VHM-144
VHM-145
VHM-64
VHM-96
VHM-26
0 10050 Km
A Gauging Station
Watershed
Glacier
A
m.a.s.l
1 - 200
200 - 400
400 - 600
600 - 800
800 - 1000
1000 - 1200
1200 - 1400
1400 - 1600
1600 - 1800
1800 - 2000
Figure 1. Topography of Iceland and location of river basins considered here. – Vatnasvið sem um er fjallað í
greininni.
Table 1. Characteristics of the considered watersheds. Letter combinations indicate the type of river, with
the first letter indicating the primary type. Direct runoff river (D), presence of lakes (S), glacier-fed river (J),
groundwater (L). – Einkenni vatnasviða. Dragá (D), stöðuvatn (S), jökulá (J), lindá (L).
Catchment / Gauging station VHM- VHM- VHM- VHM- VHM- VHM- VHM- VHM-
19 10 26 145 144 66 64 96
Name Dynjandisá Svartá Sandá Vestari- Austari- Hvítá Ölfusá Tungnaá
Jökulsá Jökulsá
Type of river D+L D+L D+L D+J+L D+J+L L+J L+D+J+S L+J+D
Drainage area (km 2) 42 397 267 850 1086 1664 5687 1135
Mean altitude (m a.s.l) 555 535 391 753 863 664 480 745
Mean glacier altitude (m a.s.l) / / / 1269 1239 1112 1030 1044
% Glacierized area 0 0 0 11 13 20 12 14
% Grassland <1 43 25 15 5 10 25 <1
% Woodland <1 0 0 0 0 2 2 0
% Moss 59 25 0 9 <1 14 13 6
% Little or no vegetation 35 27 30 63 81 47 36 78
% Wetland 0 5 46 <1 0 6 7 <1
% Lakes 6 <1 <1 <1 <1 <1 3 3
JÖKULL No. 63, 2013 73