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USGS and USFWS logos with title "An Orchestra of Conservation for the Melodies of Hakalau Forest" featured on an image of a red apapane bird against a blue sky background
An Orchestra of Conservation for the Melodies of Hakalau Forest.PNG
An Orchestra of Conservation for the Melodies of Hakalau Forest.PNG
An Orchestra of Conservation for the Melodies of Hakalau Forest.PNG

USGS and USFWS logos with title "An Orchestra of Conservation for the Melodies of Hakalau Forest" featured on an image of a red apapane bird against a blue sky background

USGS and USFWS logos with title "An Orchestra of Conservation for the Melodies of Hakalau Forest" featured on an image of a red apapane bird against a blue sky background

Five individuals stand in a green field of a forested area looking into the distance and holding binoculars.
Photo of people birding in the Big Island National Wildlife Refuge
Photo of people birding in the Big Island National Wildlife Refuge
Photo of people birding in the Big Island National Wildlife Refuge

Photo of people birding in the Big Island National Wildlife Refuge in Hawai'i. Individuals hold binoculars and look out into the forested area.

Photo of people birding in the Big Island National Wildlife Refuge in Hawai'i. Individuals hold binoculars and look out into the forested area.

Hawai‘i ‘ākepa sits in tropical forested area
Hawai‘i ‘ākepa sits in tropical forested area
Hawai‘i ‘ākepa sits in tropical forested area
Hawai‘i ‘ākepa sits in tropical forested area

Bright orange native Hawai‘i ‘ākepa sits in lush green tropical forested area in Hawai'i. 

Volunteers lean over to plant trees in grassy area of a forest in Hawai'i
Volunteers lean over to plant trees in grassy area of a forest in Hawai'i
Volunteers lean over to plant trees in grassy area of a forest in Hawai'i
Volunteers lean over to plant trees in grassy area of a forest in Hawai'i

Volunteers lean over to plant trees in grassy area of a forest in Hawai'i. These trees provide crucial habitat for native birds within the refuge.

Volunteers lean over to plant trees in grassy area of a forest in Hawai'i. These trees provide crucial habitat for native birds within the refuge.

Volunteers and scientists stand amidst tall trees in a Hawaiian forest
Volunteers and scientists stand amidst tall trees in a Hawaiian forest
Volunteers and scientists stand amidst tall trees in a Hawaiian forest
Volunteers and scientists stand amidst tall trees in a Hawaiian forest

Volunteers and scientists stand amidst tall trees in a Hawaiian forest where habitat restoration is taking place for native birds.

Hydro tech in smiles while holding elevation marker rod. Fall Creek lake is nearly empty and crowded with logs and mud
Elevation levels at Fall Creek Reservoir
Elevation levels at Fall Creek Reservoir
Elevation levels at Fall Creek Reservoir

The white rod with the barcode is a digital elevation rod that a leveling gun reads to capture the elevation of whatever point the rod rests on. We measure elevation levels at reservoirs to make sure our sensors are reading correctly in relation to an assigned elevation datum.

The white rod with the barcode is a digital elevation rod that a leveling gun reads to capture the elevation of whatever point the rod rests on. We measure elevation levels at reservoirs to make sure our sensors are reading correctly in relation to an assigned elevation datum.

Leaves and flowers the nigh-blooming jasmine plant
Night-blooming jasmine (Cestrum nocturnum), a highly invasive plant in Hawai‘i
Night-blooming jasmine (Cestrum nocturnum), a highly invasive plant in Hawai‘i
Night-blooming jasmine (Cestrum nocturnum), a highly invasive plant in Hawai‘i

Night-blooming jasmine (Cestrum nocturnum), a highly invasive plant in Hawai‘i.

Native tree and invasive grasses near crevice in lava
Native and invasive vegetation at Nāpuʻu, Hawaiʻi
Native and invasive vegetation at Nāpuʻu, Hawaiʻi
Native and invasive vegetation at Nāpuʻu, Hawaiʻi

Tropical dry forests are vulnerable to transformations to invasive forest and invasive grassland. Puʻu Waʻawaʻa Forest Reserve and Puʻuanahulu Game Management Area (collectively Nāpuʻu) encompass some of the most intact remaining dry forest in Hawaiʻi.

Tropical dry forests are vulnerable to transformations to invasive forest and invasive grassland. Puʻu Waʻawaʻa Forest Reserve and Puʻuanahulu Game Management Area (collectively Nāpuʻu) encompass some of the most intact remaining dry forest in Hawaiʻi.

Person standing next to fence exclude ungulates from a restoration area
Ungulate exclusion fencing at Nāpuʻu, Hawaiʻi
Ungulate exclusion fencing at Nāpuʻu, Hawaiʻi
Ungulate exclusion fencing at Nāpuʻu, Hawaiʻi

Restoration Ecologist, Michala Phillips, stands near ungulate exclusion fence in a restoration area on the Island of Hawai‘i. Puʻu Waʻawaʻa Forest Reserve and Puʻuanahulu Game Management Area (collectively Nāpuʻu) encompass some of the most intact remaining dry forest in Hawaiʻi.

Restoration Ecologist, Michala Phillips, stands near ungulate exclusion fence in a restoration area on the Island of Hawai‘i. Puʻu Waʻawaʻa Forest Reserve and Puʻuanahulu Game Management Area (collectively Nāpuʻu) encompass some of the most intact remaining dry forest in Hawaiʻi.

Woman receiving lei from a man.
Interior Secretary, Deb Haaland, presented with lei.
Interior Secretary, Deb Haaland, presented with lei.
Interior Secretary, Deb Haaland, presented with lei.

Interior Secretary, Deb Haaland, presented with lei by David Phillips, Deputy Scientist-in-Charge of the USGS Hawaiian Volcano Observatory, during a ceremony to celebrate the creation of a new facility that will monitor volcanoes and support conservation science.

Interior Secretary, Deb Haaland, presented with lei by David Phillips, Deputy Scientist-in-Charge of the USGS Hawaiian Volcano Observatory, during a ceremony to celebrate the creation of a new facility that will monitor volcanoes and support conservation science.

Birds roosting on the ceiling of a cave
Mariana swiftlets on Guam
Mariana swiftlets on Guam
Mariana swiftlets on Guam

Mariana swiftlets (chachaguak; Aerodramus bartschi) roosting in Mahlac Cave on Guam.

Mariana swiftlets (chachaguak; Aerodramus bartschi) roosting in Mahlac Cave on Guam.

USGS volunteer sampling eDNA
USGS volunteer sampling eDNA
USGS volunteer sampling eDNA
USGS volunteer sampling eDNA

USGS volunteer Liliana sampling eDNA from a rock pool along the Puka stream. The eDNA sampled by USGS field crews helps to inform research on invasive mosquito population dynamics.

USGS volunteer Liliana sampling eDNA from a rock pool along the Puka stream. The eDNA sampled by USGS field crews helps to inform research on invasive mosquito population dynamics.

Two field technicians use plastic syringes to sample eDNA from a rock pool.
eDNA sampling
eDNA sampling
eDNA sampling

Kili Kawaiaea and Liliana Tobar sampling eDNA from a rock pool along the Puka Stream.

Kili Kawaiaea and Liliana Tobar sampling eDNA from a rock pool along the Puka Stream.

USGS employee holds a syringe with eDNA water sample
USGS Volunteer sampling eDNA
USGS Volunteer sampling eDNA
USGS Volunteer sampling eDNA

USGS volunteer Kili sampling eDNA from a rock pool along the Puka stream. The eDNA sampled by USGS field crews helps to inform research on invasive mosquito population dynamics.

USGS volunteer Kili sampling eDNA from a rock pool along the Puka stream. The eDNA sampled by USGS field crews helps to inform research on invasive mosquito population dynamics.

A blue nitrile gloved hand draws a water sample using a plastic syringe. Water ripples around the syringe.
eDNA sample collection
eDNA sample collection
eDNA sample collection

USGS volunteer Liliana uses a syringe to draw an eDNA sample from a rock pool along the Puka Stream. The eDNA sampled by USGS field crews informs research on invasive mosquito population dynamics.

USGS volunteer Liliana uses a syringe to draw an eDNA sample from a rock pool along the Puka Stream. The eDNA sampled by USGS field crews informs research on invasive mosquito population dynamics.

Scientist holds a plastic syringe filled with murky water. Exhibiting an eDNA sample.
Lauren Smith Sampling eDNA
Lauren Smith Sampling eDNA
Lauren Smith Sampling eDNA

USGS biological technician Lauren Smith holds a water sample for eDNA analysis. The eDNA samples inform studies on invasive southern house mosquito population dynamics. 

USGS biological technician Lauren Smith holds a water sample for eDNA analysis. The eDNA samples inform studies on invasive southern house mosquito population dynamics. 

Culex mosquito eggs are viewed under a mircroscope
Culex mosquito eggs
Culex mosquito eggs
Culex mosquito eggs

A group of controlled Culex mosquito eggs are viewed under a microscope in a California laboratory as part of an effort to mitigate avian malaria throughout the Hawaiian Islands. Image by Mia Takai 

A group of controlled Culex mosquito eggs are viewed under a microscope in a California laboratory as part of an effort to mitigate avian malaria throughout the Hawaiian Islands. Image by Mia Takai 

USGS volunteer processes a negative eDNA sample
USGS volunteer takes negative eDNA sample
USGS volunteer takes negative eDNA sample
USGS volunteer takes negative eDNA sample

USGS volunteer Maura, processes a negative eDNA sample in the field. A negative eDNA sample has contains no DNA and is used as a comparison to samples from mosquito habitat. One negative eDNA sample is taken per trip to verify that the collection process is clean with no contamination.

USGS volunteer Maura, processes a negative eDNA sample in the field. A negative eDNA sample has contains no DNA and is used as a comparison to samples from mosquito habitat. One negative eDNA sample is taken per trip to verify that the collection process is clean with no contamination.

USGS staff hiking through this bush at Palikea to sample a stream
Hiking at Palikea to sample a stream
Hiking at Palikea to sample a stream
Hiking at Palikea to sample a stream

On a mission for eDNA samples, a USGS field crew hiking near Palikea Camp, in Kipahulu Valley, Haleakala National Park. 

On a mission for eDNA samples, a USGS field crew hiking near Palikea Camp, in Kipahulu Valley, Haleakala National Park. 

A researcher gathering mosquito larvae from Delta pool
Delta Pool Mosquito research
Delta Pool Mosquito research
Delta Pool Mosquito research

Photograph of field researchers gathering samples for mosquito research at Delta pool. 

Photograph of field researchers gathering samples for mosquito research at Delta pool. 

A sentinel mosquito trap rests in the grass.
Sentinel Mosquito Trap
Sentinel Mosquito Trap
Sentinel Mosquito Trap

A sentinel trap rests in the grass awaiting unwary mosquitos to wander in. Sentinel traps work by luring mosquitos with human odors and CO2.

A sentinel trap rests in the grass awaiting unwary mosquitos to wander in. Sentinel traps work by luring mosquitos with human odors and CO2.