Prey for vertebrates

Arctic wolf spider and crane fly
Arctic wolf spider and crane fly
Jose A. Sencianes
Download this table as CSV
FECs Group Parameter Attributes Priority Extreme Events Scale Complexity Recurrance Method Notes
Prey for vertebratesDiversitySpecies richness (estimates)RecommendedLocalBasicAnnually first; 3-5 years afterwardsStandard grids of pan and/or pitfall trapsSome taxonomy required. Spiders as top predators and as easily sampled taxa should be a priority
Prey for vertebratesAbundance and productivityRelative number per trapEssentialLocal
  • Basic
  • Advanced
Annually if possible where bird studies are conducted; 3-5 years as minimumStandard grids of pan and/or pitfall traps. Can conduct standardized area sampling to achieve density estimates also (labour intensive)Possible if standard protocols can be used. This is a key driver for insectivorous birds.
Prey for vertebratesSpatial structureSpecies presence/absenceRecommended
  • Regional
  • Pan-Arctic
  • Basic
  • Advanced
Annually first; 3-5 years afterwardsStandard grids of pan and/or pitfall traps. Include consultation with experts, historical collectionsPossible if standard protocols can be used. This is a key driver for insectivorous birds.
Prey for vertebratesPhenologySeasonal activity patternsEssentialLocalBasicAnnually if possible where bird studies are conducted; 3-5 years as minimumSame passive sampling approach but done over entire active season, from snowmelt until snow arrival; possible community / local knowledge? )Some taxonomy required.
Prey for vertebratesHealth and productivity (spiders only)Body condition index, body size index, clutch size (wolf spiders)RecommendedLocal
  • Basic
  • Advanced
Annually first; 3-5 years afterwardsWolf spiders only: body size index; clutch size of females, parasitism ratesSimple to conduct for some taxa, e.g., wolf spiders

Experts

This website is using cookies to provide a good browsing experience

These include essential cookies that are necessary for the operation of the site, as well as others that are used only for anonymous statistical purposes, for comfort settings or to display personalized content. You can decide for yourself which categories you want to allow. Please note that based on your settings, not all functions of the website may be available.

This website is using cookies to provide a good browsing experience

These include essential cookies that are necessary for the operation of the site, as well as others that are used only for anonymous statistical purposes, for comfort settings or to display personalized content. You can decide for yourself which categories you want to allow. Please note that based on your settings, not all functions of the website may be available.

Your cookie preferences have been saved.