| Reference | Ecosystem types | Survey types | Analytical method |
| Kaplowitz [17] | Mangroves (Mexico) | -12 focus groups (of 4 to 7 persons) i.e. 97 residents (14% of households) -19 individual interviews | Textual analysis and transcription of individual interviews (500 pages) |
| Kaplowitz and Hoehn [16] | Mangroves (Mexico) | -Individual interviews | Cross tabulation |
| Rodríguez et al. [18] | “Opuntia scrubland” (Peru) | -Semi-structured interviews with open and closed questions (113 households) selected randomly among volunteers -26 semi-structured complementary interviews (cultural aspects) | Textual analysis and creation of clusters (Similarity matrix) |
| Lewan and Söderqvist [3] | Catchment basin (Sweden) | -Farmers (19) and stakeholders (20) (focus group and questionnaire) -General public representatives (22) (focus group and questionnaire) -Farmers (119) random selection (mail questionnaire: 50% return) | Ranking from 1 (the most significant) to 11. Frequency of replies for services ranked 1 to 3 by type of respondent |
| Quétier et al. [19] | Grassland and landscape (France) | Semi-structured interviews (45) with photographic support | Textual analysis and principal component analyses combined with hierarchical classification |
| Mazur and Curtis [20] | Aquaculture (Australia) | -Semi-structured interviews (66 stakeholders) -Mail questionnaires (1200 with 50% return ratio) | Descriptive statistics |
| Zendehdel et al. [21] | Natural park (Iran) | Focus group with individual ranking (31 participants). | Construction and analyses of preference matrices based on ranking order and intensity (stochastic dominance) |