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 579 240
Algeria 891 320
Andorra 207 120
Armenia 282 151
Austria 1035 348
Azerbaijan 749 279
Azores (Pt.) 1 1
Belarus 514 224
Belgium 724 297
Bosnia and Herzegovina 182 110
Bulgaria 1108 352
Croatia 770 285
Cyprus 437 231
Czechia 901 337
Denmark 561 251
Egypt 395 203
Estonia 539 231
Faroe Islands 90 62
Finland 658 268
France 1604 448
France / Corsica 571 257
Georgia 795 301
Germany 1014 358
Gibraltar (UK) 2 2
Greece 1229 356
Greece / Crete 448 231
Hungary 812 316
Iceland 86 62
Ireland 429 211
Italy 1586 430
Italy / Sardinia 551 260
Italy / Sicily 505 237
Kosovo 248 134
Latvia 500 207
Libya 328 165
Liechtenstein 548 236
Lithuania 474 206
Luxembourg 497 229
Madeira (Pt.) 1 1
Malta 183 124
Moldova 369 173
Montenegro 287 168
Morocco 519 219
Netherlands 651 272
North Macedonia 835 285
Northern Ireland 319 173
Norway 642 270
Poland 852 325
Portugal 901 312
Romania 1023 334
Russia, Central 710 265
Russia, Eastern 875 295
Russia, Franz Jozef Land 2 2
Russia, Kaliningrad Region 222 130
Russia, Northern 605 230
Russia, Novaya Zemlya 23 13
Russia, Southern 1136 341
Russia, Western 444 195
Serbia 772 298
Slovakia 971 340
Slovenia 781 304
Spain 1426 414
Spain / Balearic Islands 354 192
Svalbard 18 14
Sweden 735 285
Switzerland 1016 351
Tunisia 403 222
Turkey (Asia) 1227 369
Turkey (Europe) 277 166
Ukraine 1126 361
United Kingdom 685 288
Total count for countries with several regions
Denmark (political) 581 259
France (political) 1708 454
Greece (political) 1329 366
Italy (political) 1748 446
Norway (political) 647 270
Russia (political) 1583 428
Spain (political) 1483 416
Turkey (political) 1259 375
United Kingdom (political) 685 288