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Protocols

All (1474)Explore Protocol Graph

7 protocols

measurementstandardized

instar staging

Standardized measurements of wing length and dried body mass components under stereomicroscope to quantify adult fitness proxies and assess elevation effects on body size.

morphological11 papersstereomicroscope (6.5X), drying oven...
measurementstandardized

Multi-parameter water quality monitoring (Amphibia)

In-situ measurement of temperature, pH, dissolved oxygen, and barometric pressure at multiple points around each pond during peak photosynthetic activity. Provides standardized water chemistry profile...

environmental monitoring4 paperspH probe, dissolved oxygen probe...
measurement

Salamander biofluorescence photography under blue excitation (Amphibia)

Standardized photography protocol using blue light excitation to capture biofluorescence in salamanders under controlled conditions with specific camera settings and positioning.

fluorescence imaging4 papers500mm long-pass lens from Nightsea, Sony a6400 mirrorless camera...
measurementstandardized

body condition index (Ambystomatidae)

Calculation of body condition metrics (mass/SVL³) and derived fitness proxies including condition-weighted reproductive opportunities for males and estimated egg production for females based on body s...

morphometric analysis3 papersmeasuring devices for SVL, scales for mass measurement...
measurement

Ceramic tile algal biomass estimation

Use of ceramic tiles as standardized substrates for measuring benthic algal biomass via chlorophyll-a extraction and fluorometry. Includes grazed vs ungrazed comparisons to assess herbivory effects.

primary production2 papersunglazed ceramic tiles, 90% buffered ethanol...
measurement

Ecosystem nutrient uptake measurement (Amphibia)

Nutrient addition experiments in benthic substrates and sedge biofilms to measure ecosystem demand through exponential decay models. Measures uptake capacity of different pond compartments.

biogeochemistry2 papersclear plastic cylinders, plastic bags...
measurement

Stream Solute Workshop method

Tracer Additions for Spiraling Curve Characterization method involving simultaneous injection of water tracer and nutrients with downstream breakthrough curve monitoring to quantify reach-scale nutrie...

stream biogeochemistry2 papersRhodamine WT, NH4Cl...