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 581 242
Algeria 898 320
Andorra 207 120
Armenia 282 151
Austria 1035 348
Azerbaijan 758 282
Azores (Pt.) 2 2
Belarus 514 224
Belgium 724 297
Bosnia and Herzegovina 182 110
Bulgaria 1109 353
Croatia 769 285
Cyprus 437 231
Czechia 901 337
Denmark 557 248
Egypt 395 203
Estonia 537 230
Faroe Islands 90 62
Finland 650 264
France 1604 448
France / Corsica 570 257
Georgia 796 302
Germany 1014 358
Gibraltar (UK) 2 2
Greece 1228 356
Greece / Crete 448 231
Hungary 812 316
Iceland 86 62
Ireland 429 211
Italy 1585 430
Italy / Sardinia 551 260
Italy / Sicily 505 237
Kosovo 272 145
Latvia 500 207
Libya 353 173
Liechtenstein 548 236
Lithuania 462 201
Luxembourg 497 229
Madeira (Pt.) 1 1
Malta 183 124
Moldova 369 173
Montenegro 286 167
Morocco 600 239
Netherlands 654 274
North Macedonia 836 285
Northern Ireland 319 173
Norway 642 270
Poland 852 325
Portugal 898 312
Romania 1022 334
Russia, Central 710 265
Russia, Eastern 876 296
Russia, Franz Jozef Land 2 2
Russia, Kaliningrad Region 222 130
Russia, Northern 608 230
Russia, Novaya Zemlya 23 13
Russia, Southern 1137 342
Russia, Western 443 194
Serbia 754 295
Slovakia 965 340
Slovenia 781 304
Spain 1426 414
Spain / Balearic Islands 354 192
Svalbard 18 14
Sweden 735 285
Switzerland 1018 351
Tunisia 398 220
Turkey (Asia) 1232 369
Turkey (Europe) 282 165
Ukraine 1119 358
United Kingdom 684 287
Total count for countries with several regions
Denmark (political) 577 256
France (political) 1707 454
Greece (political) 1328 366
Italy (political) 1747 446
Norway (political) 647 270
Russia (political) 1585 428
Spain (political) 1483 416
Turkey (political) 1264 375
United Kingdom (political) 684 287