Semantic resource visits

(September 2026)

# name visits
1 Chemical Functional Ontology (CHEMFONT) 38,770
2 FuTRES Ontology of Vertebrate Traits (FOVT) 8,015
3 AGROVOC (AGROVOC) 3,131
4 ACTRIS Vocabulary (ACTRIS_VOCAB) 2,485
5 Environmental Thesaurus (ENVTHES) 2,238
6 Soil Food Web Ontology (SFWO) 1,839
7 SnowTerm (SNOWTERM) 1,678
8 Biodiversity Thesaurus (BIODIVTHES) 1,600
9 Geologic Units (GEOLOGIC_UNITS) 1,318
10 Coastal and Marine Ecological Classification Standard (CMECS) 1,284
11 BioCollections Ontology (BCO) 907
12 Invasion Biology Ontology (INBIO) 889
13 ISO 639-2: Codes for the Representation of Names of Languages - Part 2: Alpha-3 Code for the Names of Languages (ISO_639-2) 728
14 Traits Thesaurus (TRAITS_THES) 718
15 Geologic Structures (GEO_STRUCTURES) 656
16 Paleoenvironmental Standard Terms (PaST) Thesaurus (PAST) 648
17 CODATA Research Data Management Terminology (CODATA-RDMT) 648
18 EuroSciVoc (EUROSCIVOC) 627
19 WISE Classification system (WISE_CLASS) 575
20 Ontology of Integrated Carbon Observation System (ICOS) (CPMETA) 548
21 The Paleo Units Ontology (PALEO_UNITS) 495
22 EuroVoc Core Concepts (EUROVOC) 479
23 eLTER Controlled Lists (ELTER_CL) 425
24 Lithology (LITHOLOGY) 368
25 MarineTLO Ontology (MARINETLO) 333
26 FAIR Implementation Profile (FIP) Ontology (FIP_ONTOLOGY) 310
27 The Paleo Proxy Ontology (PALEO_PROXY) 308
28 Phytoplankton VRE Thesaurus (PHYTOVRE) 293
29 Alien Species Thesaurus (ALIENSPECIES) 272
30 Phytoplankton Traits Thesaurus (PHYTOTRAITS) 260
31 eurio (EURIO) 224
32 Fish Traits Thesaurus (FISHTRAITS) 217
33 The Linked Earth Core Ontology (LIPD_ONTOLOGY) 202
34 FRBR-aligned Bibliographic Ontology (FABIO) 194
35 Population and Community Ontology (PCO) 191
36 Macroalgae Traits Thesaurus (MACROALGAETRAITS) 183
37 The Extensible Observation Ontology (OBOE) 179
38 The Ecosystem Ontology (ECSO) 168
39 FAIR Vocabulary (FAIR_VOCABULARY) 147
40 Darwin Core Pathway Controlled Vocabulary (DWCPW) 140
41 Ecological Trait-data Standard (ETS) 131
42 The DMP Common Standard Ontology (DCSO) 129
43 Audubon Core Controlled Vocabulary for Dublin Core format (ACFORMAT) 116
44 Zooplankton Traits Thesaurus (ZOOPLANKTRAITS) 115
45 Field of science and technology classification (FOS) 115
46 The Interpretation Ontology (INTERPRETATION) 104
47 Darwin-SW (DSW) 92
48 I-ADOPT Framework ontology (I-ADOPT) 79
49 Audubon Core subtype Controlled Vocabulary (ACSUBTYPE) 79
50 EUNIS habitats (EUNIS_HABITATS) 72
51 LifeWatch ERIC Upper Ontology (LUPO) 69
52 Biogeographical regions (BIOREGIONS) 64
53 The Archive Type Ontology (ARCHIVE) 64
54 Marine Regions ontology (MR) 57
55 Endemisms Thesaurus (ENDEMISMS) 57
56 Darwin Core Degree Of Establishment Controlled Vocabulary (DWCDOE) 54
57 Darwin Core Establishment Means Controlled Vocabulary (DWCEM) 52
58 ACTRIS Controlled Lists (ACTRIS_CL) 47
59 Audubon Core variant Controlled Vocabulary (ACVARIANT) 37
60 The Linked Earth Instrument Ontology (INSTRUMENT) 31
61 Marine Regions PlaceTypes code list (MRPTCODELIST) 22
62 UMLS Semantic Network (STY) 20
63 Test nuovo rilascio (TESTNEWDEPLOY) 0
64 TESTNEWDEPLOY (TESTNEW) 0
65 test (TEST) 0
66 Service Types (ST) 0
67 SCAR Gazetteer of Antarctica (SCAR_CGA) 0
68 The Paleo Variables Ontology (PALEO_VARIABLES) 0
69 Annex I habitats for Natura 2000 (N2000HABITATS) 0
70 ICOS instrument (ICOSINST) 0
71 EARTh - Environmental Applications Reference Thesaurus (EARTH) 0
72 BiomassVRE (BIOVRE) 0
73 Agricultural products (AGRIPOD) 0