Europe - Species numbers

The distribution of spider species numbers in Europe follows the common situation of high species diversity in the Mediterranean part and lower species numbers towards North. In addition, low species numbers such as in Portugal, many Balkan countries, Greece and Turkey probably indicate research gaps.
References

Tabular data

Country / region Number of species Number of genera
Albania 580 240
Algeria 887 317
Andorra 207 120
Armenia 280 151
Austria 1034 347
Azerbaijan 733 276
Azores (Pt.) 1 1
Belarus 514 224
Belgium 721 296
Bosnia and Herzegovina 182 110
Bulgaria 1109 350
Croatia 772 284
Cyprus 437 231
Czechia 901 336
Denmark 562 251
Egypt 401 204
Estonia 538 230
Faroe Islands 90 62
Finland 658 268
France 1598 445
France / Corsica 559 254
Georgia 779 291
Germany 1012 357
Gibraltar (UK) 2 2
Greece 1216 353
Greece / Crete 449 232
Hungary 812 314
Iceland 86 62
Ireland 427 211
Italy 1588 427
Italy / Sardinia 548 258
Italy / Sicily 475 228
Kosovo 234 128
Latvia 501 207
Libya 312 160
Liechtenstein 548 235
Lithuania 476 206
Luxembourg 497 229
Madeira (Pt.) 1 1
Malta 182 124
Moldova 369 173
Montenegro 287 168
Morocco 510 218
Netherlands 650 272
North Macedonia 834 283
Northern Ireland 318 172
Norway 643 270
Poland 852 324
Portugal 891 307
Romania 1020 328
Russia, Central 707 263
Russia, Eastern 873 295
Russia, Franz Jozef Land 2 2
Russia, Kaliningrad Region 216 128
Russia, Northern 604 230
Russia, Novaya Zemlya 23 13
Russia, Southern 1122 338
Russia, Western 445 195
Serbia 774 297
Slovakia 971 338
Slovenia 753 294
Spain 1404 405
Spain / Balearic Islands 354 191
Svalbard 18 14
Sweden 735 285
Switzerland 1018 350
Tunisia 402 221
Turkey (Asia) 1208 362
Turkey (Europe) 283 169
Ukraine 1124 358
United Kingdom 685 287
Total count for countries with several regions
Denmark (political) 581 259
France (political) 1702 451
Greece (political) 1315 363
Italy (political) 1729 443
Norway (political) 648 270
Russia (political) 1569 425
Spain (political) 1463 407
Turkey (political) 1240 368
United Kingdom (political) 685 287