Southeast Asia Triangles Resolved as Fishing Nets
AARO resolves 2017 satellite imagery of six dark triangles as static cone-shaped fishing nets.
Jan 1, 2024
Pending
All-domain Anomaly Resolution Office

AI Disclosure Brief
AI assistedReported Object Read
Satellite imagery captured six dark triangular objects in formation on the ocean surface in Southeast Asia, initially flagged as anomalous and a potential navigation risk. AARO resolved them as cone-shaped static fishing nets based on size, shape, location matches, and subsequent imagery.
Notable Characteristics
- Color: dark
- Size: 11m x 7m
- Altitude: ocean surface
Reported Motion
- static
Evidence Notes
- 2017 satellite image
- 2022-2023 follow-up imagery
- Size and shape comparison to known fishing nets
AARO's thorough review, leveraging follow-on imagery and expert analysis, convincingly identifies the triangular objects as commonplace fishing nets, closing the case prosaically.
Triangle
satellite imagery
95%
Prosaic Leads
- Cone-shaped static fishing nets
- Size match (11m x 7m)
- Location and shape consistent with known morphologies
Anomalous Indicators
- Initially flagged as potentially anomalous and navigation risk
Evidence Gaps
- Exact geographic coordinates not specified
- Original resolution of 2017 imagery not detailed
Evidence Quotes // source statements
Open archive"AARO assesses that the subjects of the “Southeast Asia Triangles” case from 2017 almost certainly are cone-shaped, static fishing nets floating on the surface of the ocean."
Unknown speaker / AARO
Case Overview
Source"AARO’s Intelligence partners have high confidence in their identification of these objects and assess they do not pose a hazard to navigation."
Unknown speaker / AARO Intelligence Partners
Intelligence Assessment
SourcePattern Mesh // linked sightings
Western US Equidistant Lights, 2021
Military sensors captured five lights resolved as distant commercial aircraft.
Same source archive
Shared tags: case-resolution
Atmospheric Wakes Over Middle East, 2022-2023
UAV operators reported potential anomalous propulsion signatures resolved as sensor artifacts.
Same source archive
Shared tags: case-resolution
Mt. Etna Spherical Object, 2018
UAS operators tracked a round object transiting volcanic ash plume at high speed.
Same source archive
Shared tags: case-resolution
Al Taqaddum Balloon Cluster, 2017
Infrared sensor on Iraqi blimp captured floating object resolved as balloons.
Same source archive
Shared tags: case-resolution
Go Fast FLIR Object Off Florida, 2015
Navy pilot's infrared video shows object at 13,000 feet moving with wind, not anomalous speeds.
Same source archive
Shared tags: case-resolution
Puerto Rico Infrared Objects, 2013
AARO resolves CBP thermal video of drifting objects as likely sky lanterns.
Same source archive
Shared tags: case-resolution
Chronology Trace // before & after
No dated sibling signals are available yet.
Official Files // source material
1 linkedSoutheast Asia Triangles Case Resolution
UNCLASSIFIED 1 UNCLASSIFIED All-domain Anomaly Resolution Office U.S. Department of Defense (U) Case: “Southeast Asia Triangles” Case Resolution | 17 March 2023 (U) Case Essentials (U) Six triangular objects in a formation were originally flagged as potentially anomalous and potentially posing a risk to navigation (U) Location: Southeast Asia (U) Date: 30 August 2017 (U) Altitude: N/A (U) Shape: Six dark triangles (U) Reporter: An Intelligence Community Member (U) Sensor: Satellite imagery (U) Behavior: Noted as possible risk to navigation (U) Case Status: Resolved; Objects are fishing nets on the ocean surface (U) Case Overview (U) AARO assesses that the subjects of the “Southeast Asia Triangles” case from 2017 almost certainly are cone-shaped, static fi