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 898 320
Andorra 207 120
Armenia 282 151
Austria 1035 348
Azerbaijan 746 279
Azores (Pt.) 1 1
Belarus 514 224
Belgium 725 298
Bosnia and Herzegovina 182 110
Bulgaria 1108 352
Croatia 771 285
Cyprus 437 231
Czechia 901 337
Denmark 562 251
Egypt 395 203
Estonia 539 231
Faroe Islands 90 62
Finland 658 268
France 1603 447
France / Corsica 571 257
Georgia 795 301
Germany 1014 358
Gibraltar (UK) 2 2
Greece 1228 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 501 207
Libya 330 165
Liechtenstein 548 236
Lithuania 475 206
Luxembourg 497 229
Madeira (Pt.) 1 1
Malta 183 124
Moldova 369 173
Montenegro 287 168
Morocco 519 219
Netherlands 651 272
North Macedonia 834 285
Northern Ireland 318 172
Norway 642 270
Poland 852 325
Portugal 902 312
Romania 1023 334
Russia, Central 710 265
Russia, Eastern 875 295
Russia, Franz Jozef Land 2 2
Russia, Kaliningrad Region 221 128
Russia, Northern 605 230
Russia, Novaya Zemlya 23 13
Russia, Southern 1136 341
Russia, Western 445 195
Serbia 772 298
Slovakia 971 340
Slovenia 781 304
Spain 1425 412
Spain / Balearic Islands 354 192
Svalbard 18 14
Sweden 735 285
Switzerland 1016 351
Tunisia 404 222
Turkey (Asia) 1220 367
Turkey (Europe) 279 168
Ukraine 1124 360
United Kingdom 684 287
Total count for countries with several regions
Denmark (political) 581 259
France (political) 1707 453
Greece (political) 1328 366
Italy (political) 1748 446
Norway (political) 647 270
Russia (political) 1583 428
Spain (political) 1482 414
Turkey (political) 1252 373
United Kingdom (political) 684 287