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 503 225
Algeria 671 273
Andorra 207 123
Armenia 149 93
Austria 1035 349
Azerbaijan 718 274
Belarus 481 220
Belgium 743 304
Bosnia and Herzegovina 171 105
Bulgaria 1045 338
Croatia 765 281
Cyprus 431 228
Czechia 893 336
Denmark 560 251
Egypt 373 194
Estonia 528 229
Faroe Islands 90 62
Finland 658 271
France 1605 439
France / Corsica 565 254
Georgia 611 248
Germany 1011 360
Greece 1181 350
Greece / Crete 448 229
Hungary 815 312
Iceland 85 60
Ireland 415 210
Italy 1560 427
Italy / Sardinia 518 245
Italy / Sicily 426 201
Kosovo 107 74
Latvia 502 211
Libya 291 150
Liechtenstein 531 234
Lithuania 476 209
Luxembourg 246 137
Malta 144 107
Moldova 293 148
Montenegro 673 277
Morocco 398 187
Netherlands 646 270
North Macedonia 820 280
Northern Ireland 263 144
Norway 638 270
Poland 848 325
Portugal 831 300
Romania 1009 330
Russia, Central 689 266
Russia, Eastern 850 293
Russia, Franz Jozef Land 2 2
Russia, Kaliningrad Region 215 127
Russia, Northern 604 235
Russia, Novaya Zemlya 24 15
Russia, Southern 976 323
Russia, Western 448 198
Serbia 734 289
Slovakia 955 335
Slovenia 758 296
Spain 1336 393
Spain / Balearic Islands 315 178
Svalbard 19 14
Sweden 739 289
Switzerland 1003 348
Tunisia 328 188
Turkey (Asia) 1042 338
Turkey (Europe) 300 178
Ukraine 1073 352
United Kingdom 684 286
Total count for countries with several regions
Denmark (political) 579 259
France (political) 1713 444
Greece (political) 1285 363
Italy (political) 1702 438
Norway (political) 642 270
Russia (political) 1489 421
Spain (political) 1399 395
Turkey (political) 1078 347
United Kingdom (political) 684 286