152 
BATHYMETRICAL SURVEY OF 
LOCHS OF THE SPEY BASIN. 
The catchment basin of the river Spey is one of the largest of the 
Scottish river-systems, extending to about 1200 square miles (see Index 
Map, Fig. 18). The river is about 100 miles in length, rising a com- 
paratively short distance to the east of the head of Loch Lochy in the 
fBahntorf: 
'Lossiemouth 
> Bur^head^ 
0 ' 
"latihom 
Fochafeers; 
^orres 
Nairn 
Fortrose, 
AutdeatJt 
^CaHedea 
DufBtown 
■Inverness' 
kBallindalfoch 
GrantownJ 
\Ount0/c/toi^ 
DuthiL 
'lethjfbr'idge \ 
\ Tomintoul! 
WAviemorej{i_pf,iil^l},is 
... a/C LModJch 
'Tornahaish 
.an El lei n \ ( 
.Gamhna a ' 
GairnGorm^^ 
( Ben Mapihuf 
Cairnyoul 
E^AujiJ^tius 
>us6ie^ 
Balmor< 
Brafimar 
L.Crunachank 
XaolnaDoirejl_ naCuaich 
'd.ant-Seihch 
r££rJchi 
Bartholomeni Edm ‘ 
English Miles 
FIG. 18. — INDEX MAP OP THE SPEY BASIN. 
Great Glen, on the flanks of Corrieyairack (2922 feet) and Cam Leac 
(2889* feet) on the north, and of Creag Meaghaidh (3700 feet) and Cam 
Liath (3298 feet) on the south, and flowing in a north-easterly direction 
into Spey bay in the Moray firth, and being fed by numerous tributaries. 
