Funding search · EIN 526043487 · Washington, DC
Washington Biologists' Field Club
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 73
- grants reported
- $144,097
- total given
- 2022–2025
- filing years
- $1,378
- median grant
Based on grants this organization reported to the IRS for tax years 2022–2025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
assessingspeciesacrossatlanticdiversitygeneticanalysiseffects
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Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
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Top recipients
Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.
- 2024 Grants Authorized for Future P1 grant · $26,051
- Poindexter2 grants · $4,999
- Browne2 grants · $4,981
- Williams Marra1 grant · $4,930
- Abbey Yatsko1 grant · $4,857
- Barry2 grants · $4,688
- Conkin and Mann1 grant · $4,292
- Hunter Vandoren1 grant · $3,776
- Rachel King1 grant · $3,644
- Schumm1 grant · $3,600
Giving over time
Grant history
All 73 reported grants, largest first.
- $26,051
2024 Grants Authorized for Future P · Washington, DC · 2024
Support various research projects such as:evaluating the effects of introduced species on native fish behavior in the potomac riverexploring disease in soft shell clams (myaarenaria) across life stages and environmental… read allSupport various research projects such as:evaluating the effects of introduced species on native fish behavior in the potomac riverexploring disease in soft shell clams (myaarenaria) across life stages and environmental conditions in the chesapeake bay.reg. 53.4942(a)-3 cash distribution test statement:the wbfc had authorized grants totaling $35,062 for 2024 for various research projects. These are paid as reimbursements as the grant recipients make qualifying expenditures and document their activities. This process ensures the funds are used for the charitable purpose intended.$9,011 was paid in calendar year 2024 and the balance of $25,061 will be distributed no later than the following 4 years (witin 60 months of the set aside date). The authorized grant projects will not (were not) completed before the end of the foundation's set aside year (2024.)the distributable amounts were paid in full during the start up and full payment periods. less
- $4,930
Williams Marra · Washington, DC · 2022
More than just a backyard bird: understanding the patterns and drivers to american robin migration
- $4,857
Abbey Yatsko · Washington, DC · 2022
If a tree rots in the forest: linking deadwood decay to greenhouse gas emissions
- $4,292
Conkin and Mann · Washington, DC · 2025
Assessing demographic structure & recovery from a morbillivirus epidemic among tamanend's bottlenose dolphins
- $4,105
Browne · Washington, DC · 2023
Comprehensive survey of bat taxa around plummers island
- $3,776
Hunter Vandoren · Washington, DC · 2023
Is there a lesser of two evils? Castrating parasites of an estuarine crab host in the chesapeake bay along a salinity gradient
- $3,651
Barry · Washington, DC · 2024
Evaluating the effects of introduced species on native fish behavior in the potomac river
- $3,644
Rachel King · Washington, DC · 2023
Investigating differences in soil carbon storage and stabilization by mycorrhizal type and tree diversity
- $3,600
Schumm · Washington, DC · 2024
Evaluating long-term shifts in diet in harvested chesapeake bay fishes
- $3,560
Wen Talavera · Washington, DC · 2025
Assessing hybridization as the driver for diversification of the vitis cinerea complex in the mid-atlantic region
- $3,556
Anne Vardo- Zalik · Washington, DC · 2022
Ranavirus surveillance in eastern fence lizards (sceloporus undulatus) and eastern box turtles (terrapene carolina) in raystown lake, pa
- $3,427
Mariana Abarca Anahi Espindola · Washington, DC · 2023
Conservation genetics of the baltimore checkerspot
- $3,060
Dipetto · Washington, DC · 2022
The effect of environmental heterogeneity on avian diversity along created saltmarshes
- $3,000
Minsavage-Davis · Washington, DC · 2025
Investigating evolutionary patterns and mechanisms of a salt-marsh foundation species in regional
- $3,000
Newtoff · Washington, DC · 2025
The impact of urbanization on eastern bluebird reproductive success and nest site fidelity
- $2,893
Poindexter · Washington, DC · 2025
Fieldwork and conservation genetic analysis of
- $2,607
Bernadette Rigley and Amy Johnson · Washington, DC · 2022
Exploring impacts of regenerative grazing on grassland bird nesting success
- $2,465
Abigail Kula · Washington, DC · 2022
Management timing affects milkweed growth, reproduction and population dynamics
- $2,388
Jun Wen · Washington, DC · 2022
Assessing the taxonomic diversity of hedera (the ivy plant genus) in the mid-atlantic region
- $2,289
Thiemkey · Washington, DC · 2025
The expanding population size, range, and movements of black bears in maryland
- $2,106
Poindexter · Washington, DC · 2024
Fieldwork and conservation genetic analysis of
- $2,097
Huysman · Washington, DC · 2025
Trophic interactions and pest control by insectivorous cavity-nesting birds in working landscapes of virginia
- $2,070
Szlavecz Katalin · Washington, DC · 2025
The enigma of lumbricus friendi, the "other" nightcrawler
- $2,000
Harris · Washington, DC · 2023
The influence of land use and habitat structure on foraging decisions, survival and chemical exposure of american kestrels (falco sparverius)
- $1,873
Graham · Washington, DC · 2024
Color vision in brightly colored crayfishes
- $1,817
Sarah Greenberg and Amy Fowler · Washington, DC · 2022
Is there a lesser of two evils? Castrating parasites of an estuarine crab host in the chesapeake bay along a salinity gradient
- $1,636
Shastri · Washington, DC · 2024
Behavioral and physiological responses of cold and warm tolerant aphaenogaster ants to temperature stress due to climate change
- $1,567
Huie · Washington, DC · 2024
Climbing adaptations of the arboreal green salamander
- $1,560
Thexton · Washington, DC · 2024
Assessing the relative importance of non-indigenous plant species on insect biodiversity in the mid-atlantic region
- $1,522
Kula and Sakowski · Washington, DC · 2023
Plant and microbiome changes across the season and in response to management
- $1,500
Christina Espada · Washington, DC · 2022
Understanding the natural history of amblyomma maculatum in coastal wetland habitats
- $1,478
Kula and Sakowski · Washington, DC · 2025
Plant and microbiome changes across the season and in response to management
- $1,440
Woodland · Washington, DC · 2023
Assessing microplastic trophic pathways through aquatic food webs using stable isotope analysis
- $1,429
Tyler Brown · Washington, DC · 2022
Automated behavioral tracking of mating interactions in mid-atlantic opiliones
- $1,381
Brunelle · Washington, DC · 2024
Exploring disease in soft shell clams (mya arenaria) across life stages and environmental conditions
- $1,380
Woodland and Stefanek · Washington, DC · 2024
The chesapeake bay plume as a trophic subsidizer of coastal juvenile fish production
- $1,378
Kaitlin Saunders Paul Leisnham · Washington, DC · 2022
Unveiling the ecology behind west nile risk: spatio- temporal diversity of adult culex mosquitoes in urban landscapes
- $1,317
Venkatesh · Washington, DC · 2023
Assessing extant populations of the scarlet paintbrush (castilleja coccinea) in mid-atlantic united states to understand its natural history and genetic diversity
- $1,307
Shastri · Washington, DC · 2023
Ranavirus surveillance in eastern fence lizards (sceloporus undulatus) and eastern box turtles (terrapene carolina) in raystown lake, pa
- $1,259
Kaitlin Saunders Paul Leisnham · Washington, DC · 2023
Unveiling the ecology behind west nile risk: spatio- temporal diversity of adult culex mosquitoes in urban landscapes
- $1,176
Christina Espada · Washington, DC · 2023
Understanding the natural history of amblyomma maculatum in coastal wetland habitats
- $1,158
Spahn Ryan · Washington, DC · 2022
The effect of climate change on the phenological relationship between agricultural pests and their parasitoids
- $1,037
Barry · Washington, DC · 2025
Evaluating the effects of introduced species on native fish behavior in the potomac river
- $1,026
Joseph Mack · Washington, DC · 2023
The taxonomy and diet of carnivorous annelids in the potomac river basin
- $1,020
Huie · Washington, DC · 2023
If a tree rots in the forest: linking deadwood decay to greenhouse gas emissions
- $1,019
Martha Weiss John Lill · Washington, DC · 2022
Indirect effects of the brood x periodical cicada emergence on tritrophic interactions
- $1,000
Something Rusty · Washington, DC · 2024
Support documentary film about the wbfc and plummers island
- $962
Thexton · Washington, DC · 2022
Assessing the relative importance of non-indigenous plant species on insect biodiversity in the mid-atlantic region
- $909
Leeds · Washington, DC · 2025
Investigating the impact of winter heatwaves on a rare butterfly across a climatic gradient in maryland
- $897
Woodman McGowen · Washington, DC · 2022
Mitochondrial genetic analysis of two populations of the least shrew, cryptotis parvus (say, 1822), in maryland and virginia
- $889
Dubovyk · Washington, DC · 2023
Exploring impacts of regenerative grazing on grassland bird nesting success
- $876
Browne · Washington, DC · 2024
Comprehensive survey of bat taxa around plummers island
- $836
Venkatesh · Washington, DC · 2024
Assessing extant populations of the scarlet paintbrush (castilleja coccinea) in mid-atlantic united states to understand its natural history and genetic diversity
- $761
Lederer · Washington, DC · 2022
Leaf ties assemble diverse insect communities
- $689
Moyer · Washington, DC · 2022
Monitoring the spatial ecology of the northern mockingbird (mimus polyglottos) across the annual cycle
- $600
Marquez · Washington, DC · 2024
The effectiveness of bodyguard caterpillars in preventing hyperparasitism
- $592
Richard Karban Louie H Yang · Washington, DC · 2024
Asymmetrical inter-brood competition in 17-year periodical cicadas
- $535
Lederer · Washington, DC · 2025
Leaf ties assemble diverse insect communities
- $521
Fiore · Washington, DC · 2022
Resource use and species coexistence in the acorn-dwelling ant community of plummers island
- $520
Fiore · Washington, DC · 2023
Resource use and species coexistence in the acorn-dwelling ant community of plummers island
- $507
Jobe Justus Grant Dalton · Washington, DC · 2023
Migrating marshes: are ungulates facilitating invasive phragmites australis establishment in transitioning coastal forest?
- $476
Woodman McGowen · Washington, DC · 2023
Mitochondrial genetic analysis of two populations of the least shrew, cryptotis parvus (say, 1822), in maryland and virginia
- $468
Woodland · Washington, DC · 2022
Assessing microplastic trophic pathways through aquatic food webs using stable isotope analysis
- $403
Dubovyk · Washington, DC · 2024
Intensity and sources of nest predation along an urban gradient
- $389
Martha Weiss John Lill · Washington, DC · 2023
Indirect effects of the brood x periodical cicada emergence on tritrophic interactions
- $334
Dubovyk · Washington, DC · 2025
Intensity and sources of nest predation along an urban gradient
- $321
Brunelle · Washington, DC · 2025
Exploring disease in soft shell clams (mya arenaria) across life stages and environmental conditions
- $203
Goodnight and Fowler · Washington, DC · 2025
Characterizing multi-level patterns of genetic structure in a mystery parasitic trematode from the potomac and rappahannock rivers
- $200
Lederer · Washington, DC · 2023
Leaf ties assemble diverse insect communities
- $170
Martha Weiss John Lill · Washington, DC · 2024
Indirect effects of the brood x periodical cicada emergence on tritrophic interactions
- $154
Richard Karban Louie H Yang · Washington, DC · 2025
Asymmetrical inter-brood competition in 17-year periodical cicadas
- $146
Lederer · Washington, DC · 2024
Leaf ties assemble diverse insect communities
- $35
Abigail Kula · Washington, DC · 2025
Management timing affects milkweed growth, reproduction and population dynamics
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Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

