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 886 316
Andorra 207 120
Armenia 280 151
Austria 1035 347
Azerbaijan 728 276
Azores (Pt.) 1 1
Belarus 514 224
Belgium 721 296
Bosnia and Herzegovina 182 110
Bulgaria 1110 351
Croatia 773 284
Cyprus 436 231
Czechia 901 336
Denmark 562 251
Egypt 399 203
Estonia 538 230
Faroe Islands 90 62
Finland 658 268
France 1597 445
France / Corsica 556 252
Georgia 758 289
Germany 1011 356
Gibraltar (UK) 2 2
Greece 1216 353
Greece / Crete 449 231
Hungary 812 313
Iceland 86 62
Ireland 427 211
Italy 1586 426
Italy / Sardinia 548 257
Italy / Sicily 474 228
Kosovo 231 128
Latvia 501 207
Libya 310 159
Liechtenstein 548 235
Lithuania 476 206
Luxembourg 497 229
Madeira (Pt.) 1 1
Malta 148 107
Moldova 294 151
Montenegro 670 276
Morocco 505 216
Netherlands 649 272
North Macedonia 834 283
Northern Ireland 318 172
Norway 643 270
Poland 850 323
Portugal 892 307
Romania 1021 328
Russia, Central 707 263
Russia, Eastern 866 294
Russia, Franz Jozef Land 2 2
Russia, Kaliningrad Region 216 128
Russia, Northern 605 230
Russia, Novaya Zemlya 23 13
Russia, Southern 1116 338
Russia, Western 444 195
Serbia 775 298
Slovakia 969 336
Slovenia 754 294
Spain 1402 403
Spain / Balearic Islands 354 191
Svalbard 18 14
Sweden 735 285
Switzerland 1018 350
Tunisia 400 219
Turkey (Asia) 1198 359
Turkey (Europe) 285 169
Ukraine 1123 358
United Kingdom 683 286
Total count for countries with several regions
Denmark (political) 581 259
France (political) 1702 451
Greece (political) 1315 363
Italy (political) 1727 442
Norway (political) 648 270
Russia (political) 1562 425
Spain (political) 1461 405
Turkey (political) 1230 365
United Kingdom (political) 683 286