INSTC Caspian Corridor: Russia-Iran Logistics Brief

00

EXECUTIVE SUMMARY

Key Intelligence Findings — INSTC Caspian Maritime & Rail Nexus

KEY INTELLIGENCE FINDINGS

#	Finding	Impact	Confidence	Sources
F1	The Caspian Sea route is the PRIMARY delivery vector for Iranian Shahed-series UAVs and ballistic missiles to the Russian Federation. Vessels regularly employ AIS "dark port calls" to evade tracking.	CRITICAL	HIGH	OSINT, SIGINT, IMINT
F2	MG-Flot (ex-Transmorflot LLC) is the principal maritime facilitator for covert military transfers. Sanctioned by US (Sep 2024) and EU (Nov 2024). Fleet of 26 vessels, multiple under designation.	CRITICAL	Designation: CONFIRMED · Operational role: REPORTED	OSINT, OFAC, GUR MO
F3	The unfinished Rasht-Astara railway in Iran forces massive volumes onto the maritime Caspian route, creating a single point of interdiction opportunity across the Trans-Caspian bottleneck.	HIGH	HIGH	OSINT, GEOINT
F4	Over 70% of Russian exports to Iran are grain and oilseeds. Licit agricultural trade provides cover for dual-use and sanctioned goods mixed into containerized shipments.	HIGH	HIGH	OSINT
F5	IRISL (Islamic Republic of Iran Shipping Lines) and its subsidiary Khazar Sea Shipping Lines monopolize Iran's Caspian fleet. Fully designated by US & EU for military support to Russia.	CRITICAL	Designation: CONFIRMED · Operational role: REPORTED	OSINT, OFAC, EU OJ
F6	Russia is planning a new Caspian mega-port near Lagan (Kalmykia) with 12.5M tonne capacity — indicating strategic intent to massively scale INSTC throughput by 2030.	MEDIUM	MODERATE	OSINT

00B

ANALYTICAL METHOD & CONFIDENCE MODEL

How findings are produced, scored, and audited

WORKFLOW

Step	Procedure
01	Signal intake and hypothesis framing (route, actor, shipment type).
02	Multi-source collection: AIS, registries, sanctions lists, open reporting, satellite snapshots.
03	Cross-source correlation and conflict resolution with timestamp normalization.
04	Analyst scoring: impact + likelihood + verification depth.
05	Output assembly: finding text, evidence log, recommended action.

CONFIDENCE RUBRIC (A/B/C)

Grade	Definition	Typical Use
A — High	At least 3 independent sources, temporal consistency, and no major contradiction.	Operational decisions
B — Moderate	2 corroborating sources, partial gaps remain, low contradiction risk.	Tasking / monitoring
C — Low	Single-source or weakly corroborated signal. Requires further validation.	Early warning only

SCREENSHOT EVIDENCE PLACEHOLDERS

Shot A1 — AIS Gap Timeline

Insert vessel timeline screenshot with dark-window intervals and last known coordinates.

Shot A2 — Port Berth Snapshot

Insert satellite or port-camera frame showing berth occupancy pattern around event date.

Shot A3 — Sanctions Evidence

Insert designation fragment (OFAC/EU) with entity alias mapping used in this brief.

Shot A4 — Route Overlay

Insert map capture with marked primary/secondary sea route and transfer node labels.

NOTE: Keep exact source URL, UTC timestamp, and analyst ID in image caption metadata.

01

INFRASTRUCTURE & BOTTLENECKS

Russian Caspian Port & Railway Node Analysis

3

Active RU Ports

Astrakhan · Olya · Makhachkala

8.3M

Max Capacity (Tonnes)

Makhachkala (largest)

26.9M

INSTC Total 2024

Tonnes transported

⚓ ASTRAKHAN PORT COMPLEX

Parameter	Detail
Location	Mouth of Volga River, Trusovsky District, Astrakhan Oblast
Coordinates	46.3497°N, 48.0408°E
Primary Rail Node	Kutum Station — ~5km from port berths (road transfer required)
Secondary Nodes	Trusovo, Novolesnaya — overflow & sorting
Railway Line	Privolzhskaya Railway (Volgograd—Astrakhan), now double-tracked
Cargo Types	Grain, timber, fertilizers, containerized mixed cargo
Bottleneck	Rail-to-port gap: cargo must truck 5km from Kutum → berths. No direct rail-into-port siding. Volga-Caspian channel requires constant dredging for heavier vessels.

⚓ PORT OLYA

Parameter	Detail
Location	Astrakhan Oblast, Caspian coast (purpose-built deep-water terminal)
Coordinates	45.8500°N, 47.8833°E
Primary Rail Node	Port Olya Station — direct 55km rail siding from Zenzeli
Capacity	1,580,000 tonnes/year, 10 docks, 688m waterfront, 5m draft
Cargo Types	Rolled metal, lumber, palletized goods, grain, equipment, intermodal containers
Special Status	Russia's only port-based Special Economic Zone (SEZ)
Assessment	Best intermodal efficiency: direct rail-to-berth transfer. Optimal for Ro-Ro/ferry ops to Iran. Home port of MG-Flot sanctioned fleet.

⚓ MAKHACHKALA COMMERCIAL SEA PORT

Parameter	Detail
Location	Dagestan, Russian Federation
Coordinates	42.9600°N, 47.5000°E
Primary Rail Node	Makhachkala Station — North Caucasus Railway (sorting yard expansion underway by RZD)
Capacity	8,300,000 tonnes/year (largest Russian Caspian port)
Key Advantage	Only ice-free Russian port on the Caspian. Year-round operations.
Infrastructure	Two harbours: dry cargo/fishing + oil terminal. Four-lane access road under construction.
Bottleneck	Severe sorting yard congestion. RZD expanding tracks and yard capacity. Modernization target: 2030.

⚠ SYSTEMIC BOTTLENECKS

Rasht-Astara Railway Gap (Iran): Unfinished rail link forces all Western INSTC branch cargo onto the maritime Caspian crossing or road transfer (train → truck → train).
Volga-Caspian Draft: Shipping channel requires continuous dredging. Limits maximum vessel displacement.
Intermodal Friction: Infrastructure historically optimized for breakbulk/timber. Modern container handling at Olya improving but not yet at scale.
Fleet Shortage: Insufficient river-sea vessel availability on the Caspian, exacerbated by sanctions on key operators.

02

OPERATIONAL MAP — GEOINT OVERLAY

Russian & Iranian Caspian Port Infrastructure

Static operational map of the Russia-Iran INSTC Caspian corridor: ports, railway nodes and Caspian sea routes.

Node	Class	Lat, Lon	Detail (ESR / role)
ASTRAKHAN PORT	Ports	46.350, 48.040	~3M t/yrRail: Kutum (ESR 61670), Trusovo (ESR 61640)Astrakhan-I (ESR 61680), Astrakhan-II (ESR 61690)
PORT OLYA	Ports	45.762, 47.554	SEZ 1.58M t/yrMG-Flot home portRail siding ESR: 614507
MAKHACHKALA PORT	Ports	42.987, 47.504	Ice-free 8.3M t/yrRail: Makh-Port (ESR 540106/543405/543602)Sort. (ESR 543301), Tarki (ESR 543509)
#1 PORT OLYA STN	P1 Critical	45.762, 47.554	CRITICAL ESR 614507Direct rail-to-berth Container/RoRoMG-Flot embarkation
#2 MAKH-PORT	P1 Critical	42.987, 47.504	CRITICAL ESR 540106/543405/543602Quayside rail540106=transship 543405=export 543602=ferry
#3 MAKH-I SORT.	P1 Critical	43.002, 47.466	CRITICAL ESR 543301Sorting yard RZD expandingALL Dagestan freight here
#4 TRUSOVO	P1 Critical	46.350, 48.100	CRITICAL ESR 61640/619403-way junction to port61940=export Morskoy Port, Alfa-Port
#5 KUTUM	P1 Critical	46.310, 48.030	CRITICAL ESR 61670/61930Primary freight 61930=export5km road to berths
#6 ZENZELI	P2 High	45.933, 47.049	HIGH ESR 54170/61570Olya branch origin ALL Olya freight61570=export
#7 YANDYKI	P2 High	47.110, 45.767	HIGH ESR 54151Junction: mainline / Olya branch
#8 TARKI	P2 High	42.898, 47.552	HIGH ESR 543509Staging to Derbent/Azerbaijan
#9 KIZLYAR	P2 High	43.845, 46.702	HIGH ESR 542205Junction: Astrakhan-Makhachkala
#10 AKSARAYSKAYA-I	P2 High	46.793, 48.006	HIGH ESR 617505Electrification endpoint
#11 DERBENT	P2 High	42.068, 48.290	HIGH ESR 544501To Azerbaijan border
#12 ASTRAKHAN-I	P2 High	46.361, 48.059	HIGH ESR 61680Main stn dispatching hub
#13 ASTRAKHAN-II	P2 High	46.406, 48.073	HIGH ESR 61690Freight dispatch containers
ESR 61660/61950	P3 Low	46.380, 48.120	NOVOLESNAYA Overflow
ESR 618207	P3 Low	48.228, 46.725	V. BASKUNCHAK Northern jnc
ESR 617007	P3 Low	46.763, 48.056	AKSARAYSKAYA-II
ESR 54172	P3 Low	45.691, 46.950	OLEYNIKOVO Olya branch
	P3 Low	44.390, 46.560	KOCHUBEY
	P3 Low	44.952, 46.665	ARTESIAN
	P3 Low	46.400, 48.080	ILMENNY
ESR 543706	P3 Low	42.727, 47.681	MANAS
ESR 543903	P3 Low	42.560, 47.870	IZBERBASH
ESR 544145	P3 Low	42.388, 47.988	KAYAKENT
AMIRABAD	IR Iran	36.850, 53.365	5 rail lines 25km internal7.5M t/yr SEZMilitary reception
ANZALI	IR Iran	37.471, 49.460	37km from Rasht
CASPIAN PORT	IR Iran	37.480, 49.500	Rail since Jun 2024
NOWSHAHR	IR Iran	36.650, 51.500	Closest to Tehran
RASHT	IR Iran	37.204, 49.564	INSTC hub Qazvin-Rasht 164km
SARI	IR Iran	36.563, 53.058	Shomal Railway to Tehran

Class	Route	Vertices
Railways	Privolzhskaya RailwayV.Baskunchak - Astrakhan	6 pts
Railways	Astrakhan-Kizlyar line	5 pts
Railways	Olya Branch (KEY)	4 pts
Railways	Kizlyar - Makhachkala	3 pts
Railways	Makhachkala - Derbent	6 pts
Railways	Rasht - Anzali	2 pts
Railways	Rasht - Kaspin	2 pts
Railways	Sari - Amirabad	2 pts
Sea Routes	PRIMARY	4 pts
Sea Routes	Astrakhan - AnzaliGrain, timber	4 pts
Sea Routes	Makhachkala - Amirabad	3 pts

02B

PORT & RAILWAY STATION CATALOG

Infrastructure nodes with ESR codes, ranked by intelligence / interdiction value

⚓ CASPIAN PORTS — INFRASTRUCTURE

#	Port	Coordinates	Capacity	Key Features	Rating
P1	PORT OLYA	45.762°N, 47.554°E	1.58M t/yr	Deep-water terminal. SEZ. MG-Flot home port. Ro-Ro, container berths. Direct rail siding (ESR 614507).	CRITICAL
P2	MAKHACHKALA PORT	42.987°N, 47.504°E	8.3M t/yr	Largest RU Caspian. Ice-free, year-round. Oil + dry cargo. Direct rail (ESR 540106). Ferry terminal.	CRITICAL
P3	ASTRAKHAN PORT	46.350°N, 48.041°E	~3M t/yr	Primary gateway. River-sea vessels. Rail via Kutum (5km road gap) & Trusovo stations.	CRITICAL

⚓ IRANIAN CASPIAN PORTS

#	Port	Coordinates	Capacity	Key Features	Rating
IR-P1	AMIRABAD	36°51′N, 53°22′E	7.5M t/yr	Largest IR Caspian. 5 rail lines, 25km internal rail. SEZ. Primary military reception. Direct to Tehran via Garmsar.	CRITICAL
IR-P2	ANZALI (Bandar-e Anzali)	37°28′N, 49°28′E	N/A	Premier historical northern port. Rail via 37km Rasht—Caspian line. Primary Astrakhan cargo recipient.	HIGH
IR-P3	CASPIAN PORT (Kaspin)	37°29′N, 49°30′E	N/A	Anzali Free Zone. Rail-connected since Jun 2024. Overflow for Anzali.	MODERATE
IR-P4	NOWSHAHR	36°39′N, 51°30′E	N/A	Closest to Tehran. Agricultural & minerals overflow.	LOW

⛔ P1 — CRITICAL RAILWAY STATIONS (direct port-rail transfer)

#	Station	ESR Code	Coordinates	Function & Significance	Port	Rly
1	PORT OLYA STN	614507	45.762°N, 47.554°E	Direct rail-to-berth. No road gap. Container & Ro-Ro staging. MG-Flot embarkation for Iran.	OLYA	Priv.
2	MAKH-PORT	540106 / 543405 / 543602	42°59′N, 47°30′E	Port-side station. Export: 543405. Ferry export: 543602. Transshipment: 540106.	MAKH.	S-Cau.
3	MAKH-I SORT.	543301	43°00′N, 47°28′E	Sorting yard. ALL Dagestan freight marshalled here. RZD expanding capacity. Choke point.	MAKH.	S-Cau.
4	TRUSOVO	61640 / 61940	46.35°N, 48.10°E	3-way junction → port. Clients: Morskoy Port, Alfa-Port. Fuel depots #3/#5. 61940 = export code.	ASTR.	Priv.
5	KUTUM	61670 / 61930	46.31°N, 48.03°E	Primary freight node. 5km road to berths. 61930 = export code. Astrakhan—Kizlyar line.	ASTR.	Priv.

⚠ P2 — HIGH PRIORITY STATIONS (junctions, staging, feeder lines)

#	Station	ESR Code	Coordinates	Function & Significance	Role	Rly
6	ZENZELI	54170 / 61570	45°55′N, 47°03′E	55km Olya branch starts here. ALL Olya freight passes through. 61570 = export code.	Olya feeder	Priv.
7	YANDYKI	54151	47.110°N, 45.767°E	Junction: mainline ↔ Olya branch. All southbound Olya freight diverges here.	Branch jnc	Priv.
8	TARKI	543509	42°54′N, 47°33′E	Freight staging south of Makhachkala. Southbound to Derbent / Azerbaijan.	Staging	S-Cau.
9	KIZLYAR	542205	43.845°N, 46.702°E	Major junction: Astrakhan—Makhachkala. Privolzhskaya → N.Caucasus transition.	Line jnc	S-Cau.
10	AKSARAYSKAYA-I	617505	46°48′N, 48°00′E	Electrification endpoint. Trains switch traction. Northern approach to Astrakhan.	Elec. node	Priv.
11	DERBENT	544501	42.068°N, 48.290°E	Southernmost RU Caspian rail. → Azerbaijan border. Future Rasht-Astara link.	Border appr.	S-Cau.
12	ASTRAKHAN-I	61680	46°22′N, 48°04′E	Main station. Export sea port operations dispatching hub.	Hub	Priv.
13	ASTRAKHAN-II	61690	46.406°N, 48.073°E	Dedicated freight / wagon dispatch. Container staging.	Freight disp.	Priv.

ℹ P3 — MODERATE / LOW STATIONS

#	Station	ESR Code	Coordinates	Function	Line	Rly
14	NOVOLESNAYA	61660 / 61950	46.38°N, 48.12°E	Freight overflow, Astrakhan	Astrakhan cluster	Priv.
15	V. BASKUNCHAK	618207	48°14′N, 46°44′E	Northern junction, trunk from Volgograd	Privolzh. mainline	Priv.
16	AKSARAYSKAYA-II	617007	46°46′N, 48°03′E	Freight, secondary to Aksarayskaya-I	Privolzh. mainline	Priv.
17	ILMENNY	—	46.40°N, 48.08°E	Station on Trusovo branch	Trusovo branch	Priv.
18	OLEYNIKOVO	54172	45.691°N, 46.950°E	Passing loop on Olya branch	Olya branch	Priv.
19	ARTESIAN	—	44°57′N, 46°40′E	Intermediate station	Astrakhan—Kizlyar	Priv.
20	KOCHUBEY	—	~44.39°N, 46.56°E	Intermediate freight station	Astrakhan—Kizlyar	Priv.
21	MANAS	543706	42.727°N, 47.681°E	Intermediate station	Makh—Derbent	S-Cau.
22	IZBERBASH	543903	42.56°N, 47.87°E	Intermediate station	Makh—Derbent	S-Cau.
23	KAYAKENT	544145	42.388°N, 47.988°E	Freight station	Makh—Derbent	S-Cau.

🇮🇷 IRANIAN CASPIAN RAIL HUBS

#	Node	Coordinates	Capacity	Significance	Rating
IR-R1	RASHT STATION	37°12′N, 49°34′E	7M t/yr	Key INSTC hub. Qazvin—Rasht (164km, 2019). Branches to Anzali (37km) & Kaspin. Future Rasht—Astara link.	HIGH
IR-R2	SARI STATION	36°34′N, 53°04′E	N/A	Mazandaran capital. Shomal Railway to Gorgan & Tehran. Feeds Amirabad port.	HIGH

03

CARGO PROFILING — THE "WHAT"

Licit & Illicit Trade Flows Analysis

☑ LICIT / PUBLIC TRADE

Category	Detail
Grain & Oilseeds	>70% of RU exports to IR. Wheat, barley, sunflower oil.
Timber	Substantial volumes RU → IR and RU → India via INSTC.
Fertilizers	Growing Russian export category through INSTC.
Steel & Metal	Rolled metal, structural steel via Port Olya.
Oil Products	Facilitates oil-for-goods mechanism bypassing petrodollar system.
Agricultural (IR→RU)	Fresh produce: ~45% of Iranian exports to Russia.

⛔ COVERT / ILLICIT TRADE

Category	Detail
UAVs (IR→RU)	Shahed-series drones. Hundreds delivered for use in Ukraine.
Ballistic Missiles	Short-range ballistic missiles transferred via sanctioned vessels.
Sanctioned Electronics	Western microchips, semiconductors smuggled RU↔IR via INSTC.
Air Defense (RU→IR)	S-400 components, Verba MANPADS, EW systems.
Dual-Use Tech	Machine tools, electronics, optical systems.

AIS Dark Event FrequencyHIGH

AIS DARK PORT CALL — PATTERN ANALYSIS

VESSELS: Port Olya-3 / Boris Kustodiev / Sapfir
PATTERN: Repeated AIS deactivation near Amirabad (IR) / Astrakhan (RU)
TACTIC: Ship-to-ship (STS) transfers mid-sea. AIS spoofing. Flag state manipulation.
ASSESSMENT: Dark calls concentrated on Olya↔Amirabad route — primary covert logistics axis.

Source: Caspian Policy Center, Lloyd's List Intelligence, GUR MO Ukraine

03B

CASEBOOK — OPERATIONAL MINI-CASES

Signal -> Evidence -> Assessment -> Action

CASE C1 — DARK AIS WINDOW (OLYA -> AMIRABAD)

Block	Detail
Signal	AIS telemetry interruption repeated on the same corridor segment, synchronized with known high-risk vessel set.
Evidence	Track discontinuity + repeated reappearance near terminal approach + sanctions-linked operator overlap.
Assessment	Pattern consistent with covert cargo movement and concealment of terminal-level activity.
Action	Increase revisit frequency for corridor monitoring; prioritize imagery tasking at arrival window.

Case Shot C1-1

AIS timeline with marked dark interval.

Case Shot C1-2

Route map crop with suspected transfer segment.

CASE C2 — BERTH CONGESTION SPIKE (PORT OLYA)

Block	Detail
Signal	Abnormal queueing/turnaround times at Olya rail-berth interface during surge periods.
Evidence	Port throughput delta + rail staging pressure + vessel turnaround anomalies.
Assessment	High likelihood of mixed cargo stream stress; bottleneck creates predictable scheduling windows.
Action	Track queue depth as leading indicator; flag >20% deviation from rolling baseline.

Case Shot C2-1

Berth occupancy comparison (baseline vs spike).

Case Shot C2-2

Rail staging node heat-map frame.

CASE C3 — RASHT-ASTARA DELAY IMPACT

Block	Detail
Signal	Construction milestones lag relative to target schedule.
Evidence	Open contractor/procurement data + visible site progress mismatch.
Assessment	Maritime corridor remains dominant longer; interdiction window stays open.
Action	Maintain maritime-first collection posture; review forecast every 30 days.

Case Shot C3-1

Construction timeline panel with status markers.

Case Shot C3-2

Before/after site frame with annotated progress.

04

IRANIAN RECEPTION NODES — THE "WHERE"

Iranian Caspian Port Infrastructure & Rail Connectivity

PRIMARY ROUTE MAPPING: RU PORT → IR PORT

Russian Origin	→	Iranian Destination	Primary Cargo	Assessment
Port Olya	→	Amirabad	Military hardware, containers, Ro-Ro	PRIMARY AXIS
Astrakhan	→	Anzali (Bandar-e Anzali)	Grain, timber, general cargo	HIGH VOLUME
Makhachkala	→	Amirabad / Anzali	Oil products, dry cargo	STRATEGIC
Astrakhan	→	Nowshahr	Agricultural, minerals (overflow)	SECONDARY

🇮🇷 AMIRABAD PORT

Province	Mazandaran, north of Behshahr
Status	Largest port on the Caspian Sea
Rail Connection	Direct link to Iran's national railway network
Special Zone	Amirabad Special Economic Zone (SEZ)
Role	Primary military cargo reception node. Direct transit south to Bandar Abbas (Persian Gulf).

🇮🇷 ANZALI PORT (BANDAR-E ANZALI)

Province	Gilan, southern Caspian coast
Status	Iran's premier historical northern port
Rail Connection	Connected to national railway network
Role	Primary recipient of Astrakhan cargo. CIS/Russia/E.Europe gateway.

🇮🇷 CASPIAN PORT (BANDAR KASPIN)

Province	Gilan (Anzali Free Zone)
Rail Connection	Connected to Iranian rail network since June 2024
Role	Relieves pressure on Anzali. Expanding INSTC throughput capacity.

🇮🇷 NOWSHAHR PORT

Province	Mazandaran
Key Feature	Closest Iranian Caspian port to Tehran
Role	Agricultural goods, minerals. Overflow for non-military commercial freight.

05

CORPORATE & FLEET ACTORS — THE "WHO"

Key Logistics Entities, Shipping Lines & Sanctions Status

⛔ MG-FLOT (EX-TRANSMORFLOT LLC) — SANCTIONED

Entity Profile
Full Name	MG-Flot LLC (formerly Transmorflot LLC)
Base	Port Olya, Astrakhan Oblast, Russia
Fleet Size	26 vessels
Key Person	Jamaldin E. Pashayev (Board Chairman)
Activity	Transport of Iranian UAVs, ballistic missiles, ammunition to Russia via Caspian.

Sanctions Designations
US OFAC	Designated September 2024
EU Council	Designated November 2024

Sanctioned Vessels
Port Olya-3	DWT: 5,185t
Port Olya-4	General cargo
Boris Kustodiev	General cargo
Kompozitor Rakhmaninov	General cargo
Sapfir	General cargo

⛔ IRISL — ISLAMIC REPUBLIC OF IRAN SHIPPING LINES — SANCTIONED

Parameter	Detail
Status	Iran's national maritime carrier. Largest fleet in the Middle East & Caspian.
Caspian Subsidiary	Khazar Sea Shipping Lines
US Sanctions	Reimposed 2018 (after JCPOA withdrawal)
EU Sanctions	Designated November 2024 (military support to Russia)
Activity	New Caspian routes RU-KZ-IR. Key INSTC maritime operator. Military logistics support.

🚂 RUSSIAN RAILWAYS (RZD) — SANCTIONED

Parameter	Detail
Status	State-owned monopoly. Sanctioned by EU & US.
INSTC Role	Manages ALL rail approaches: Kutum, Trusovo, Port Olya, Makhachkala stations.
Iran Activity	Directly financing & engineering construction of the Rasht-Astara rail link inside Iran.
Expansion	Makhachkala sorting yard expansion. Port Olya SEZ rail coordination.

06

INTELLIGENCE GAPS & COLLECTION PRIORITIES

Areas requiring further collection to close analytical gaps

⚠ PRIORITY COLLECTION REQUIREMENTS (PCR)

PCR	Gap Description	Vector	Recommended Action
G1	Exact number of dedicated military Ro-Ro assets on Port Olya ↔ Amirabad route. AIS spoofing and dark ops obfuscate fleet composition.	IMINT/SIGINT	Sub-meter satellite imagery tasking on Olya & Amirabad berths
G2	Military vs. commercial cargo segregation at Amirabad & Makhachkala. Dual-use cover loads make separation difficult without ground-level access.	HUMINT/IMINT	SIGINT on port radio frequencies + IMINT container analysis
G3	Rasht-Astara railway construction timeline & readiness. Completion would shift volumes from maritime to direct rail, altering interdiction window.	OSINT/GEOINT	Periodic GEOINT monitoring of construction site
G4	Lagan new port construction progress and capacity allocation (commercial vs. strategic/military).	OSINT	OSINT monitoring of Russian procurement databases

06B

EARLY WARNING INDICATORS

14/30/90 day triggers for escalation and collection retasking

TRIGGER MATRIX

Indicator	Window	Alert Threshold	Interpretation	Action
AIS dark intervals on Olya-Amirabad	14 days	>=3 recurring dark events	Concealment cycle likely active	Escalate imagery/signal tasking
Port Olya berth queue pressure	30 days	>20% above rolling baseline	Capacity stress / surge flows	Increase node-level monitoring
Rasht-Astara progress variance	90 days	Milestone slippage >1 reporting cycle	Maritime dominance persists	Maintain maritime-first posture
New sanctions designations (fleet/entities)	Continuous	Any designation in route actor set	Route adaptation pressure	Refresh watchlist and aliases

Monitoring Cadence

Daily / Weekly

Daily for P1 nodes, weekly for P2/P3.

Escalation SLA

< 6h

From trigger hit to analyst alert dispatch.

Confidence Review

7 days

Re-score findings after new source intake.

07

SOURCE REGISTER

Audit trail of key references used in findings

PRIMARY SOURCES (SAMPLE REGISTER)

ID	Source	Type	Date (UTC)	Reliability	Used In	Notes
S-01	U.S. Treasury / OFAC (JY2570)	Official	2024-09-10	A	F2, S05	Designation package incl. entities and vessels linked to Iran-Russia lethal aid transfers.
S-02	Council of the EU press release	Official	2024-11-18	A	F2, F5	IRISL and related listings under expanded EU restrictive framework.
S-03	GUR War & Sanctions: Port Olya-3	OSINT / Gov	2024-09-04 (event chain)	B	F1, C1	Documented timeline for container transfer via Amirabad -> Olya route.
S-04	Eurasian Development Bank report (ETN)	Analytical	2024	B	S01, S04, G3	Rasht-Astara financing model, throughput forecast, and completion horizon.
S-05	RIA Dagestan: Makhachkala capacity update; Copernicus Browser	OSINT + GEOINT	2024-12-10 / 2026-03 access	B	S01, S02, C2	Port capacity context and open EO tooling for repeat imagery verification.

Register last validated: 2026-03-06 (UTC+2).

08

OPERATIONAL WATCHLIST

Priority entities, vessels, and nodes for continuous monitoring

WATCHLIST MATRIX

Object	Class	Priority	Status	Last Update	Trigger Condition
Port Olya-3 / related vessel set	Vessel	P1	Sanctioned	2026-03-15	New dark interval + route repetition (refs: S-01, S-03).
MG-Flot (ex-Transmorflot)	Entity	P1	Sanctioned	2026-03-15	New affiliate / beneficial owner link or vessel alias update (refs: S-01, S-02).
Port Olya rail node (ESR 614507)	Node	P1	Active	2026-03-15	Queue depth anomaly over threshold + concurrent route spike (refs: S-05).
Makhachkala sorting cluster	Node	P2	Active	2026-03-15	Throughput spike + route diversion signs (refs: S-05).
Rasht-Astara construction segment	Infrastructure	P2	Delayed/Variable	2026-03-15	Milestone shift affecting modal split (refs: S-04).

NEXT 7-DAY COLLECTION SPRINT

#	Task	Output
01	Re-validate all P1 vessel identifiers and aliases across sanction feeds.	Updated alias registry
02	Capture 2 new route snapshots for Olya-Amirabad arrival window.	Annotated map frames
03	Refresh Port Olya congestion baseline with latest public throughput data.	Delta chart (+/- %)
04	Update Rasht-Astara construction status from latest procurement and image indicators.	Milestone status memo
05	Re-score confidence for F1-F6 after ingesting new evidence.	Confidence revision log

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Connected OSINT research across the brief cluster

The maritime leg of this corridor connects to our wider sanctions-evasion research. See how Moscow moves crude beyond Western reach in our brief on Russia's shadow fleet sanctions evasion, and the 2026 quantitative picture in the dark fleet in 2026. You can also browse all intelligence briefs.

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