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Your DarkFlight survey, reviewed and reported by Roost

Roost is the online platform where you review a DarkFlight survey - thermal and acoustic together, already in sync. Confirm the bats, assign species, and download report-ready evidence. One place, instead of juggling separate video, audio and reporting tools back at the office.

Back at the office

The survey ends. The data pile begins.

There is never a shortage of data after a bat survey. Infrared cameras and illuminators, wide-angle thermal, scopes and monoculars, acoustic detectors from the all-singing-all-dancing kind to a USB plug-in mic. Whichever route you have gone down, it all lands on your desk as a pile to sift through - usually with a stack of separate tools.

01

The pile

  • hours of thermal footage
  • separate acoustic recordings
  • timestamps to reconcile
  • field notes across positions
02

The tool-juggling

  • one program to watch the video
  • another to read the audio
  • a third to build the report
  • copying between all of them
03

The drag

  • slow report turnaround
  • senior time lost to review
  • a peak-season backlog

DarkFlight and Roost are built to cut that work down by pairing the video and the audio from the start. Roost is the one place you review the whole survey and leave with the evidence.

How Roost works

From a night of capture to confirmed evidence.

Step 01
01

Capture with DarkFlight

The wide-angle thermal camera and the full-spectrum acoustic detector record together in one unit, time-synced for the whole survey. Every visual event already lines up with its call.

Step 02
02

Upload the survey to Roost

Sign in and send the night up to your private account, hosted in the UK and EU and ready to review.

Step 03
03

Review in one pass

Work through the survey block by block - video and audio side by side, already in sync. Clear the empty blocks at a glance, open the busy ones, confirm the bats and assign the species.

A grid of survey blocks in Roost, each a 32-second composite of the movement in the scene, several showing bat flight paths traced across it
Step 04
04

Download report-ready evidence

Take out clean, defensible evidence for your report - plus all of your raw data, so you are never locked in and can still use any tools you already trust.

Inside Roost

Built to get you through a survey fast.

A few looks at the real platform. Turn your sound on for the clips - the bat call plays in time with the sonogram and the video, exactly as you review it.

A Roost review block: thermal video of a bat, the sonogram of its call and the heterodyne, playing together

Video and audio, already in sync

Watch the thermal and hear the call at the same moment, lined up to the frame - no timestamp-matching, no flicking between programs to work out what happened when. Turn your sound on.

A single survey block in Roost: the thermal video with the bat's flight path above, and the sonogram of the call below

Every block, reviewed and evidenced

Each block gets an explicit, attributable decision - confirmed, possible, no bat, other movement, or flagged for senior review - and a sample is second-reviewed. The flight path traced above and the call on the sonogram below are the evidence, ready for the report and defensible for planning and licensing.

Zooming the sonogram to a narrow frequency band and tuning the heterodyne onto a bat call in Roost

Tune in on the call

Zoom the sonogram to the exact frequency band and tune the heterodyne to hear a call clearly, then assign the species with the evidence right in front of you. Turn your sound on.

Composite-first review

Each block is a 32-second composite - all the movement in one image - so empty blocks are cleared at a glance and only the busy ones need the video opened.

The acoustic queue

Jump straight to the blocks with the most ultrasonic activity, so the busiest moments come to you instead of you hunting for them.

Nothing hidden

A coverage ledger shows the technical health of the survey at a glance, and any camera or detector dropouts are surfaced in plain English - it matters most when the stakes are high.

Today you assign each species yourself, with the tuned audio and synced video in front of you - an in-app species suggestion is on the way. And you can always download all the raw data alongside the report-ready outputs: Roost speeds the work up, it never locks your evidence in.

The point

One place. Far less desk time.

Instead of exporting a night of capture into a stack of separate tools and stitching it back together, you review the whole survey in Roost and leave with confirmed, report-ready evidence and a clear audit trail. Roost pairs with any DarkFlight survey, whether you hire the kit or own it.

New to DarkFlight? See how the capture side works → · Hire or buy a kit →

FAQ

Roost, briefly.

Do I need DarkFlight to use Roost?+

Roost is built for DarkFlight surveys. The thermal video and full-spectrum acoustic arrive already time-synced, which is exactly what makes the one-pass review possible.

Where is my survey data stored?+

In your private account, hosted in the UK and EU.

Am I locked in to Roost?+

No. You can download all of your raw data and the report-ready outputs at any time. Roost speeds the analysis up, it does not hold your evidence hostage.

Does Roost identify species for me?+

You assign the species with the tuned audio and the synced video in front of you. An in-app species suggestion is on the way.

next step

Put DarkFlight and Roost to work.

Hire DarkFlight by the survey night, or send an enquiry about how DarkFlight and Roost fit together for your sites and we’ll reply by email.

Already a customer? Log in to Roost →

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