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 569 236
Algeria 697 281
Andorra 206 120
Armenia 149 93
Austria 1035 345
Azerbaijan 720 272
Belarus 482 217
Belgium 739 301
Bosnia and Herzegovina 179 108
Bulgaria 1047 336
Croatia 767 280
Cyprus 431 228
Czechia 893 333
Denmark 561 249
Egypt 378 195
Estonia 528 226
Faroe Islands 90 62
Finland 657 268
France 1613 439
France / Corsica 562 253
Georgia 615 248
Germany 1013 357
Greece 1182 348
Greece / Crete 449 229
Hungary 811 310
Iceland 84 60
Ireland 415 210
Italy 1577 426
Italy / Sardinia 522 247
Italy / Sicily 426 201
Kosovo 107 74
Latvia 502 208
Libya 295 152
Liechtenstein 531 230
Lithuania 476 206
Luxembourg 497 229
Madeira (Pt.) 1 1
Malta 145 108
Moldova 294 148
Montenegro 673 275
Morocco 419 191
Netherlands 644 268
North Macedonia 819 278
Northern Ireland 264 145
Norway 636 267
Poland 847 322
Portugal 841 299
Romania 1011 328
Russia, Central 689 263
Russia, Eastern 857 291
Russia, Franz Jozef Land 2 2
Russia, Kaliningrad Region 215 127
Russia, Northern 606 231
Russia, Novaya Zemlya 23 13
Russia, Southern 979 320
Russia, Western 447 195
Serbia 733 287
Slovakia 955 333
Slovenia 757 294
Spain 1362 399
Spain / Balearic Islands 339 188
Svalbard 18 14
Sweden 736 285
Switzerland 1008 345
Tunisia 335 193
Turkey (Asia) 1061 339
Turkey (Europe) 301 178
Ukraine 1073 350
United Kingdom 681 283
Total count for countries with several regions
Denmark (political) 580 257
France (political) 1718 444
Greece (political) 1287 361
Italy (political) 1716 437
Norway (political) 641 267
Russia (political) 1494 419
Spain (political) 1423 401
Turkey (political) 1095 347
United Kingdom (political) 681 283