THE WORLD ON MERCATOR'S PROJECTION SHEWING THE ZOOGEOGRAPHICAL REGIONS, AND THE APPROXIMATE UNDULATIONS OF THE OCEAN BED.

170

Behring

R.Oby

A

دنی

Urals

San

60

tka

Baltig

RocklyMzd u nalay n s

DOR)

Islands

Ural

CRIrtish

Aleutian

50

40

Azores

iyisi

ersian Oman

Assam

Hammerfesting

B'AF PIN 70

LAND
GREENLAND

La pland
Davis

Arctic Circle
Kotzebue
Sound

Strait
PG Bear

Iceland,

Archangel

S

B
E
R

I
Lake

Southampto
ALASKA

I.
Faroels

Yakutslc

R.
Slave

Lake
B

HUDSON 60

StPetersburg

Okhotsk
BAY

KAMCHATKA
Sitkan
T

SEA
British
Denmark

OKHOTSK
Moscow
Isles

L. Baikal

SEA
British
21,984

Poland

•Berlin
2

R
Dauria

24,222 --Vadap

kolumbia
Winnipeg

P LÆ
Vancouver I.
Missouri
ageNen foundland

Paris
Vienna

Kurile

L.Balkhash
Superior
ming
Astrakhar

Islands
Columbia R.

27,930
Oregon

LY
Nova Scotia

Manchuria

Yosso
Michigan

Black Sea

Sea
Ontario Boston

Silakodadi
Corsica
Gr Sally
Chicago

JAPAN by Japan
L.Erie

Madrid
New York

Pekin 40

SEA
Utah

Sardinia
ASIA MINOR
TUR KE STAN
Μ Ο Ν GOLIA

Isles
S. Francisco

Sicily

Niphon
TIBET

.
YELLOW

BwYedo
PERSIA
na kashmere

Moupin

SEA
19,512

New
Gilar

AYGHANISTANT
Charleston

ALGERIA
0* Bermudas

A malayas
Texas
SOrleans

Shanghae 30

MAROCCO
TRIPOLI

Bonin I

Delhi
Canaryjs.

C HIN,
BALUCHISTAN

Loo Chool:
G.OF MEXICO

West
22,950

Amoyo
Tropic of Cancer

Formosa T.
Balamas

Nejed

Calcutta TABURMA 18,138

Sa ha a De sert

ARABIA
Tres Marias Is Mexico

Hong Kong
Sandwich IS
23,250

RO
20
Lesser

Bombay

Hainan
C.de Verde
Revillagigedo 1.

Jamaica
Antilles
Timbuetua

ARABIAN

BENGAL
Hayti
ISO:

CHINA

Mariannels
SE4

Philippine
"CARIBBEAN SEA

SEA
L. Tchad

SEA
Guatemala Horidumas

Madras
SABYSSINIA

Socotra
Nicaragua

Laccadive Is.

18,850.
S
o

Andamaris

A
Costa Rica

Somali
Leone

Ceylon
GUINEA
Gondokoro

Nicobar

Maldive Is
COSSOMBIA
Fernando Pol.

Penin.

Celebes
Albert Nyanza

Gilolo
Equator
Galapagos:

Borneo
Gaboori R.

Quito
Phoenix Is

Victoria Nyanza Kilima

Ireland
DEQUADOR

Uw
Gof Guayaquil
Rocas

New

Ceram
*F. Noronhal.

Loango
Tanganyika
.

Guinea
Seychellers

Solomon
Congo R.
Ascension

@Zanzibar

** Chagos Is
Marquesas Is

Pernambuco
Loando. R ESG

Timor
10
Lima

L.

C.York

KeelingIs :
R

z 1
Samoa
Bahia

JUN. AUST
St Helena

RALIA23

New Hebridos Low .::Society sm

Fijil -Archipelago

2.Titicaca 2 BOLIVIA

Rodriguez I.

AUSTRAL

A LE 20

Damara
Friendly

Murilius I.
Trinidad I.
Walvisch R. Landhalihart
Bourbonl.

Caledonia
Tropic of Capricorn

Rio Janeiro

Desert
DelagoaB.

2.

W. AUSTRALIA
Natal

ION Norfolk I.
Coquimbos

Durban 30

SLAUSTRALIA

N.S.WALES La flowe Is
Valparaiso

Sydney
URUGUA
EXPLANATION

Cape Town
Juan Fernandez I.

LA
Ocean contours

PLATA
Tristan d'Acunha

Melboune

Amsterdam I..
From
0 to 1,000 feet thus

St Paull.

New 40 1,000 5,000

Valdivia
Bahia Blanca

• Gough 1.
5,000 10,000

Tasmania

Zealand
Chiloel.
Chathaml
10,000 15,000

Crozet is
15,000 downwards
The deepest known soundings are given in feet.

Port Desire

>

Kerguelen I. 50

Auckland I

20

Red Sea

Senegal R

1