Intelligence Overview
CIRCLE LINE BRONX · MMSI 367759510 · 🇺🇸 US · Primary Port: New York
PERIOD: JAN–DEC 2024
Global Rank
#129
of 69,461 vessels
Composite Score
0.9500
CRITICAL
Total Detections
151
Months Active
8/12
Unique Ports
1
Dark Events
1
AIS blackout
Monthly Detection Volume
2024 MONTHLY DETECTIONS
Alert Type Distribution
Key Intelligence Findings
AIS Blackout Confirmed — 1 Event
Deliberate AIS transponder deactivation detected. Each event represents a period where CIRCLE LINE BRONX was operating outside electronic surveillance. Consistent with covert cargo transfer or evasion operations.
Evasion Navigation — 20 Zigzag Events
Erratic course-over-ground patterns up to 161.3° std deviation, far exceeding the 50° anomaly threshold. Pattern consistent with surveillance evasion maneuvers.
Port Detection Summary
Monthly Alert Log — All Months
| Month | Detections | Severity | Score | Nearest Port | Alert Types |
|---|---|---|---|---|---|
| January 2024 | 1 | CRITICAL | 0.9000 | New York | ZIGZAG |
| April 2024 | 2 | CRITICAL | 0.9000 | New York | ZIGZAG |
| May 2024 | 27 | CRITICAL | 0.9500 | New York | ZIGZAG; SPEED_ANOMALY |
| June 2024 | 29 | CRITICAL | 0.9500 | New York | ZIGZAG; SPEED_ANOMALY |
| July 2024 | 29 | CRITICAL | 0.9000 | New York | ZIGZAG |
| August 2024 | 23 | CRITICAL | 0.9500 | New York | ZIGZAG; SPEED_ANOMALY |
| September 2024 | 22 | MEDIUM | 0.7248 | New York | ZIGZAG; DARK_VESSEL |
| October 2024 | 18 | HIGH | 0.7596 | New York | ZIGZAG; DARK_VESSEL |
Activity Map
Detection events plotted · Color-coded by alert type · Drag to pan · Scroll to zoom
● Speed Anomaly
● Position Jump
● Zigzag
● Dark Vessel
● Rendezvous
Threat Intelligence
Analytical confidence: HIGH · Multi-indicator assessment
Threat Indicators Matrix
| Indicator | Status | Evidence | Confidence |
|---|---|---|---|
| AIS Blackout / Dark Vessel | CONFIRMED | 1 events detected | CRITICAL |
| GPS Spoofing / Position Jump | NOT DETECTED | — | LOW |
| Velocity Fraud / Speed Anomaly | NOT DETECTED | — | LOW |
| Evasion Navigation / Zigzag | CONFIRMED | 20 events · max COG std 161.3° | HIGH |
| Ship-to-Ship Rendezvous | NOT DETECTED | — | LOW |
| Multi-Port Operations | POSSIBLE | 1 unique ports | MEDIUM |
Operational Profile
Primary AO
New York and surrounding maritime zone
Active Period
8 months of continuous alert activity in 2024
Alert Density
151 detections across 21 individual events (avg 18.9/month)
Active Techniques
⟳ ZIGZAG ◐ DARK
Threat Category
AIS Anomaly — Single or dual technique pattern
TTP Analysis
Tactics, Techniques & Procedures — Maritime ATT&CK Framework
MAR-T003
RTE-ANO-005
Evasion Navigation
Erratic COG changes exceeding 50° threshold (max 161.3°). Consistent with surveillance evasion or at-anchor AIS manipulation. Count: 20 events.
HIGH CONFIDENCE
20 events
20 events
MAR-T004
AIS-MAN-001
AIS Blackout
Deliberate AIS transponder deactivation to create surveillance gaps. Count: 1 events. Each event represents an unmonitored operational window.
HIGH CONFIDENCE
1 events
1 events
Risk Analysis
Composite risk scoring · Weighted indicator model · Quantus v2.4
Composite Score
0.9500
CRITICAL
Avg Detection Score
0.8793
Global Rank
#129
of 69,461 vessels
Weighted Indicator Scoring
| Indicator | Count | Weight | Contribution |
|---|---|---|---|
| DARK_VESSEL | 1 | ×3 | 3.0 |
| RENDEZVOUS | 0 | ×4 | 0.0 |
| POSITION_JUMP | 0 | ×2 | 0.0 |
| SPEED_ANOMALY | 0 | ×1 | 0.0 |
| ZIGZAG | 20 | ×0.5 | 10.0 |
| MaxSingleScore | 0.9500 | ×50 | 47.5 |
| COMPOSITE TOTAL | Normalized [0,1] | 0.9500 CRITICAL | |
⟳ Zigzag / Erratic Navigation
Indicator: RTE-ANO-005 · 20 events · Max COG std: 161.3°
Total Events
20
Max COG Std Dev
161.3°
Threshold
50°
Zigzag Events (Top 50 by COG deviation)
| Date | COG Std Dev (°) | Score | Severity | Port | Coordinates |
|---|
◐ Dark Vessel Events
Indicator: AIS-MAN-001 · 1 AIS blackout events detected
Dark Vessel Events
1
Indicator
AIS-MAN-001
Risk Level
CRITICAL
◐ DARK EVENT #1 — 2024-10-19T00:48:10
AIS BLACKOUT
Location
40.7657°N, 74.0060°W — New York
AIS Gap Duration
12.7 hours
Pre-Blackout Speed
5.3 knots SOG
Displacement
4.9 NM from port during gap
Score
0.6333 · MEDIUM
Assessment
AIS gap consistent with deliberate concealment.
Port History
1 distinct port areas · US primary flag state
Complete Port Detection Summary
| Port | Country | Detections | Avg Score | Avg Dist NM | Risk |
|---|---|---|---|---|---|
| New York | 🇺🇸 | 21 | 0.8636 | 4.5 | STANDARD |
🇺🇸 New York — Port Profile
21 detections · Avg score 0.8636 · Avg distance 4.5 NM
Total Detections
21
Primary port of operation
Avg Alert Score
0.8636
Avg Distance NM
4.5
Port proximity zone
Detection Types at New York
Coordinates: 40.661°N, 74.044°W
Port Intelligence Notes
Port Country
🇺🇸 US
Risk Classification
LOW — Standard port monitoring applies
Detection Share
21 of 21 total detections (100.0%)
Avg Distance from Port
4.5 NM — consistent with port proximity operations
Ownership Intelligence
MMSI registry · Flag state analysis · Beneficial ownership investigation
Vessel Name
CIRCLE LINE BRONX
MMSI
367759510
Flag State (MMSI-derived)
🇺🇸 US
MID Code
367 → 🇺🇸 US
Primary Port
New York
Detection Period
8 months (2024)
Registered Owner
Pending registry lookup
Beneficial Owner
Requires FinCEN CDD query
OFAC SDN Status
Pending cross-reference
Recommended Action
Physical inspection + full registry query
Vessel Type Analysis
AIS declared type · Physical capability vs. observed behavior
Type Mismatch Assessment
AIS Declared Type
vessel_type=37 (Pleasure Craft)
Behavior Consistency
INCONSISTENT — year-round multi-port operations with 151 anomalous events are not consistent with pleasure craft use
Speed Capability
Within or near physical limits for vessel type
Inspection Priority
HIGH — Recommend USCG/CBSA physical boarding and documentation review
Applicable Statutes
47 C.F.R. § 80.953 (AIS falsification) · 33 C.F.R. § 164.46 (AIS carriage) · 21 U.S.C. § 955 (maritime drug law)