A vehicle (PE89) reported foreign object debris (FOD) on Taxiway I. The airport duty manager (ADM) was advised. Impact: a Nolinor Aviation Boeing 737-2R4C (C-GNLW/NRL954) from Montréal/Mirabel, QC (CYMX) to Val-dOr, QC (CYVO) departed from Taxiway J.

Pull-up initiated by air traffic control (ATC) for an ESJ Aviation Inc. Cirrus SR20 (C-GMTQ) from Sherbrooke, QC (CYSC) to Montréal/Mirabel, QC (CYMX) without the input of the airport duty manager (ADM) to land with an arresting cable as described in the NOTAM in effect. C-GMTQ landed without incident at 1917Z. No impact on ATC operations.

A circuit on two of the lights for the Runway 06 touchdown zone became unserviceable at Montreal/Mirabel, QC (CYMX). The airport duty manager (ADM) was notified. Impact: the instrument landing system (ILS) CAT II approach was not authorized.

At Montreal/Pierre-Elliott-Trudeau, QC (CYUL), there was a loss of control of lights on road 630. Airport Duty Manager (ADM) was advised and the cause was still unknown. Restored around 1810Z.

On final for Runway 24, a Nolinor Aviation Boeing 737-33A (C-GNLQ/NRL943) from Val-d’Or, QC (CYVO) to Montreal/Mirabel, QC (CYMX) reported a bright light mid-runway on the south side that it thought was possibly a vehicle. After verification, a vehicle (MA6) confirmed that it was a runway edge light that was stuck and defective but was at full intensity. The airport duty manager (ADM) was notified. Impact: All subsequent arrivals had to be advised.

The tower closed from 0300Z to 0330Z for a relief break for the sole controller on duty. No operational impact.

The air traffic control unit closed from 0122Z until 0139Z for a relief break for the sole controller on duty. No operational impact.

The duty controller descended a USA Jet Airlines Douglas DC-9-15F (N192US/JUS102) from Detroit, MI (KYIP) to Hamilton, ON (CYHM) into another sector without coordination.

A Government of Canada, Department of National Defence Bell 412 (GRFN405) from Gore Bay-Manitoulin, ON (CYZE) to Borden, ON (CYBN) went overdue. There was no pilot cell number on the flight plan. The Borden duty officer was called, who investigated further. The Joint Rescue Coordination Centre (JRCC) Trenton was also advised at the time of the information request (INREQ) and assisted in finding the status of the aircraft. It was determined the aircraft had a similar flight yesterday, however, no flight had taken place today, and so the flight plan had been filed in error.

Separation was not assured between a Cargojet Airways Ltd. Boeing 767-323 (C-GXAJ/CJT301) from Hamilton, ON (CYHM) to Calgary, AB (CYYC) and a Latitude Air Ambulance Beech 1900D (C-GAAU) from Hamilton, ON (CYHM) to Toronto/Billy Bishop, ON (CYTZ) when the duty controller turned one aircraft towards the path of the subsequent departure.

Aviation Incident Report #17508: A Seneca College of Applied Arts and Technology Cessna 172S (C-GSEY) on a flight from Peterborough, ON (CYPQ) rejected its take-off on Runway 13 due to a bird strike, and reported returning to the apron. C-GSEY called CYPQ universal communications (UNICOM) advising they were on the apron and confirming the bird strike. The Duty Manager and Safety Advisor attended Runway 13 in a vehicle (Mobile 102), and recovered the remains of a robin. Runway 13 remained open, although a mobile vehicle entered and remained on the runway for approximately 4 minutes for inspection and recovery of remains. A Safety Management Systems (SMS) report was filed in the CYPQ SMS.

The airport duty manager advised that all runways were closed due to snow accumulation/power outage. Impact on flight information centre (FIC) operations unknown.

At 2055Z, a WestJet Encore de Havilland DHC-8-402 (WEN3358) from Yellowknife, NT (CYZF) to Calgary, AB (CYYC) was taxiing to H for departure Runway 16. The aircraft requested to return to the gate due to an intoxicated passenger not complying, and for police to meet them at the gate. The airport duty manager was on frequency in another vehicle and made aware and said they would make the necessary calls. The aircraft returned to the gate and were met by police.

During a touch-and-go, the pilot of an Edmonton Flying Club Cessna 172S (C-GEFK) from Edmonton/Parkland, AB (CPL6) to Barrhead, AB (CEP3) skidded and hit a snowbank. The aircraft went off the runway. No NOTAM required. The emergency locator transmitter (ELT) did not activate. Edmonton (EG) shift duty manager notified.

A WestJet Encore Ltd. Bombardier DHC-8-402 (C-GENV/WEN3245) from Edmonton, AB (CYEG) to Fort McMurray, AB (CYMM) declared a medical emergency due to a sick passenger. The CYMM airport duty manager was advised. No impact to operations.

A WestJet Boeing 737-8CT (C-FUJR/WJA228) from Calgary, AB (CYYC) to Halifax/Stanfield, NS (CYHZ) broke off its approach when 7NM final due to the previous arrival reporting poor braking conditions. WJA228 held for 10-15 minutes and then diverted to Toronto/Lester B. Pearson, ON (CYYZ). Airport duty manager advised. No impact on operations.

The light control panel indicated that the instrument landing system (ILS) CAT II was out and that the generator was unserviceable. A restart attempt was unsuccessful. The technology operations coordinator (TOC), the terminal control unit (TCU) and the airport duty manager were notified. Impact: ILS CATII unavailable.

A service vehicle was observed crossing Taxiway A at the red light on Highway 630. The airport duty manager (ADM) was notified via the apron management service. No operational impact.

A Lufthansa German Airlines Airbus A330-300 (DLH419) from Washington-Dulles, VA (KIAD) to Frankfurt, Germany (EDDF) diverted to Montréal/Pierre-Elliott-Trudeau, QC (CYUL) due to a disruptive passenger. The airport duty manager (ADM), police and ambulance were notified.

An alert for an out-of-service runway guard light (RGL) was noticed. No maintenance notices were received regarding the airport lights. The airport duty manager was notified. RGL was back in service around 1830Z. No impact on air traffic control (ATC) operations.

An Académie Aéronautique Cessna 172N (C-GVKP) from Montreal/Mirabel, QC (CYMX) to Montreal/Mirabel, QC (CYMX) advised of a flat tire by calling ground control while on Taxiway B4. The airport duty manager (ADM) was notified. Taxiway B4 was once again serviceable at 2305Z. No impact on operations.

A service vehicle drove across Taxiway A4 without authorization and did not stop for the red light. The airport duty manager was notified via the apron management service. No impact on operations.

Delayed entry as a result of NAV CANADA safety and evaluation quality assurance (QA) review: A vehicle found a dead skunk on Taxiway India at Montreal/Mirabel, QC (CYMX). Airport Duty Manager (ADM) advised. No impact.

While entering a VFR flight plan, the on-duty specialist incorrectly identified the aircraft as a privately registered American Aviation AA-5, instead of a Lachute Aviation Cessna 152 (C-GQTK) from Lachute, QC (CSE4) to Lachute, QC (CSE4). Unknown impact, but the terminal control unit (TCU) controller from Ottawa/Macdonald-Cartier, ON (CYOW) noticed the error during initial contact with the aircraft.

A Cargojet Airways Ltd. Boeing 767-323 (C-FCCJ/CJT980) from London/Heathrow, United Kingdom (EGLL) to Montreal/Mirabel, QC (CYMX) reported hitting a bird during its landing on Runway 24. Airport Duty Manager (ADM) advised. Runway inspected, no carcass found. No impact on operations.

At Montreal/Mirabel, QC (CYMX), the airport duty manager (ADM) found the carcass of a bird of prey on Runway 06/24, abeam Taxiway B6. The runway reopened after inspection at 1231Z. There was a 15 minute delay for an Academie Aeronautique Inc. Cessna 172M (C-GFGQ) from Montreal/Mirabel, QC (CYMX) to Montreal/Mirabel, QC (CYMX).

During a runway inspection at Montreal/Mirabel, QC (CYMX), an airport duty manager (ADM) vehicle (SAU16) found a bird carcass (American kestrel) abeam Taxiway B6. No impact on operations.

While climbing through 5000ft, a Nolinor Aviation Boeing 737-2K2C (C-GNLK/NRL25) from Montreal/Mirabel, QC (CYMX) to Quebec/Jean Lesage, QC (CYQB) reported experiencing a bird strike on its takeoff roll. The Airport Duty Manager (ADM) found a swallow carcass between the runway threshold and B6. A Nolinor Aviation Boeing 737-200 (NRL950) was delayed for takeoff and a Cargojet Boeing 757-200 (CJT951) slowed down on the approach. No other operational impact.

A Qatar Airways Airbus A350-900 (A7AMI/QTR2JH) from Montreal/Pierre Elliott Trudeau, QC (CYUL) to Doha, Qatar (OTHH) reported an animal fight at the intersection of Taxiways A and A1. Airport Duty Manager (ADM) advised. A delay of approximately 10 minutes occurred for QTR2JH.

An Academie Aeronautique Cessna 172N (C-GYBV) from Montreal/Mirabel, QC (CYMX) to Montreal/Mirabel, QC (CYMX) had to conduct a stop-and-go instead of a touch-and-go on Runway 06 following the crossing of a pig on the runway. Airport duty manager (ADM) advised. No other impact on operations. (Duplicate AOR 274531-V1 deleted after information merge)

A Top Aces Inc. McDonnell Douglas TA-4J (C-FGWT/FD99) from Montreal/Mirabel, QC (CYMX) to Montreal/Mirabel, QC (CYMX) reported mechanical difficulties and requested the presence of emergency vehicles. The aircraft did not declare an emergency, and landed safely on Runway 29 at 1837Z. Although the runway was closed, the landing was cleared by the airport duty manager (ADM) and the runway was inspected beforehand. The aircraft had one person on board (SOB) and 3,000 pounds of fuel. The National Operations Centre (NOC) and the Joint Rescue Coordination Centre (JRCC) Trenton were notified. No impact on operations.

Delayed entry as a result of NAV CANADA safety and evaluation quality assurance (QA) review : After landing on Runway 24, an Académie Aéronautique Cessna 152 (C-GPFX) from Montreal/Mirabel, QC (CYMX) to Montreal/Mirabel, QC (CYMX) reported having a flat tire and was unable to clear the runway past the lights on B4. Three aircraft were in the circuit (CCT) and conducted low approaches while the airport duty manager (ADM) cleared the aircraft off the runway and inspected the runway. The runway was available at 0040Z. B4 remained closed while the tire was changed. No other impact on operations.

Aviation Incident Report #17451: A passenger on a WestJet aircraft (WJA711) from Toronto/Lester B. Pearson, ON (CYYZ) to Vancouver, BC (CYVR) was running up and down the aisle, kicking the back of another passengers seat, and running into a passengers elbow, resulting in two passengers almost having a fist fight. Flight attendants requested police meet the aircraft. CYVR Duty Manager spoke with all parties involved. Flight attendants were not pressing charges.

At approximately 1920Z, an Anderson Air Ltd. Dassault Falcon 900EX (C-GBDY) on a flight from Vancouver, BC (CYVR) declared "PAN PAN" and a loss of airspeed indicators while in the climb through 8200ft. Flight returned to CYVR with an uneventful landing.
UPDATE: TSB Report #A21P0119: C-GBDY, an Anderson Air Ltd. Dassault Falcon 900 EX, was conducting an IFR flight from Vancouver Intl, BC (CYVR) to Las Vegas/McCarran Intl, NV (KLAS) with 3 crew members and 4 passengers on board. While in the climb, through approximately 8200 feet above sea level, the crew observed erroneous air speed indications on the number 1 side with associated "MISCOMPARE" and "PITOT HEAT L FAIL" crew alerting system (CAS) messages. With the left side pitot heat failure message, the crew reverted to the right system, as per the checklist. The right seat pilot assumed flying duties, the failure was reported to air traffic control (ATC) with a PAN PAN urgency call. The aircraft returned to CYVR without incident. On inspection, company maintenance confirmed the number 1 pitot tube was not heating up. The system was reset and the pitot heat system was ground tested. No fault was found and the aeroplane was returned to service.

A Chinook Helicopters (1982) Ltd. Bell 47G-2 (C-FETR) from Abbotsford, BC (CYXX) to Abbotsford, BC (CYXX) reported a laser strike 3.5NM northwest (NW) of Pitt Meadows, BC (CYPK), from halfway up Westwood Plateau. The Duty Shift Manager advised. No operational impact.

At approximately 0230Z, an individual called the Pitt Meadows, BC (CYPK) tower frequency to say they were being attacked and needed the police. The controller-on-duty called 911. The person continued transmitting on the tower frequency until approximately 0315Z. The Royal Canadian Mounted Police (RCMP) responded and handled the situation. No operational impact.

The Kelowna, BC (CYLW) tower was closed and the airspace reverted from Class D to Class E in order to provide an adequate relief break for the single stand controller on duty.

A WestJet Boeing 737-8CT (C-FUSM/WJA656) from Calgary, AB (CYYC) to Toronto/Lester B. Pearson, ON (CYYZ) reported that the first officer was in medical distress and advised diverting to Winnipeg/James Armstrong Richardson, MB (CYWG). They requested that an ambulance meet the flight at the gate.
UPDATE: TSB Report #A21C0120: C-FUSM, a Boeing B737-800 operated by WestJet, was conducting flight WJA656 from Calgary Intl. (CYYC), AB to Toronto/Lester B. Pearson Intl (CYYZ), ON. While in cruise approximately 40 NM northeast of Kenora (CYQK), ON, the first officer became ill. A deadheading WestJet captain, who was on board the aircraft as a passenger, assumed the duties of the incapacitated first officer. After speaking with the operators ground based medical support, the flight diverted to Winnipeg/James Armstrong Richardson Intl (CYWG), MB where an uneventful landing was conducted. The first officer was transferred to a local hospital for assessment.

An Air Canada Boeing 787-9 (C-FSBV/ACA800) from Toronto/Lester B. Pearson, ON (CYYZ) to Dublin, Ireland (EIDW) requested to return back to the gate taxiing for departure due to a crew member being incapacitated. No operational impact.
UPDATE: TSB Report #A21O0099: C-FSBV, an Air Canada flight ACA800 Boeing 787-900 aircraft, was taxiing for departure from Toronto/Lester B. Pearson Intl, ON (CYYZ) to Dublin Intl, Ireland (EIDW) when a flight attendant became incapacitated and was unable to continue with their duties. The flight crew requested a return to the gate and for EMS to meet the aircraft.

A Vortex Helicopters Inc. Bell 212 (C-FVHS) on a flight from Kenora, ON (CYQK) crashed 55 miles north of the CYQK airport.
UPDATE: TSB Report #A21C0075: C-FVHS, a Bell 212 helicopter operated by Vortex Helicopters Inc., departed Kenora, ON (CYQK) to conduct forest fire fighting duties approximately 35NM north of Kenora, equipped with a 150 foot long line and water bucket attached. The helicopter completed a cycle of bucketing and was returning to a staging area for fuel. During the return flight, the pilot noticed the bucket was twisted. The pilot decided to stabilize the bucket by adding water from a nearby lake. During the process, the pilot lost sight of the bucket and the helicopter began to drift to the right. The pilot then felt a tug on the helicopter and, seconds later, the helicopter impacted the water. The pilot, who was seated in the left seat, exited the helicopter, swam to shore and was picked up by a passing helicopter and transported to the staging area. The pilot was then transported to the local hospital with minor injuries. The helicopter was substantially damaged. The visibility in the area was reported as being reduced to 2 to 3 miles in smoke, and the winds were reported as calm.

A Toronto Airways Cessna 172S (C-GFFQ) from Toronto/Oshawa, ON (CYOO) to Toronto/Oshawa, ON (CYOO), rolling out on Runway 05, reported a raccoon on the runway. The Airport Duty Manager (ADM) came out and chased away a skunk. A Durham Flight Centre Cessna 152 (C-FFYA) from Toronto/Oshawa, ON (CYOO) to Toronto/Oshawa, ON (CYOO), waiting to depart, was delayed by a few minutes. No other impact to operations.

TSB Report #A21F0252: C-FYMQ, a Sunwing Airlines Inc. B737-800 conducting flight SWG451 from Punta Cana International, Dominica Republic (MDPC) to Toronto Pearson International, ON (CYYZ). Shortly after take-off, a flight attendant became incapacitated for the flight, however, was able to resume all duties prior to landing. The flight landed in CYYZ without further incident.

TSB Report #A21F0250: C-GFCP, an Air Canada Rouge Airbus A320-214 was conducting flight RV1621 from Fort Lauderdale/Hollywood Intl, FL (KFLL) to Toronto/Lester B. Pearson Intl, ON (CYYZ). During cruise, approximately 70NM south of Pittsburg Intl, PA (KPIT), the Captain became incapacitated. The First Officer assumed Pilot Flying (PF) duties and the Captain was able to continue duties as Pilot Monitoring (PM). No emergency was declared. The aircraft landed at its destination without further incident.

TSB Report #A21F0211: C-FWSX, a Westjet Airlines Ltd. Boeing 737-700, was conducting a flight between Calgary Intl, AB (CYYC) and Hartsfield/Jackson Atlanta Intl, GA (KATL). During cruise over Nashville Intl, TN (KBNA), a flight attendant became incapacitated. Duties were redistributed and the airplane landed without further incident.

A WestJet Boeing 737 MAX 8 (WJA1590) was enroute from Calgary, AB (CYYC) to Atlanta, GA (KATL) when the pilot reported a medical emergency on board and was diverting back to CYYC. The aircraft landed Runway 35R at 2012Z. No impact to operations.
UPDATE: TSB Report #A21W0106: C-GXAX, a WestJet Airlines Ltd. Boeing 737 MAX 8, was operating as flight WS1590 from Calgary International, AB (CYYC) to Atlanta/Hartsfield-Jackson, GA (KATL). After departure, at the top of the climb, the captain became medically incapacitated. The first officer initiated a return to CYYC and a dead-heading captain took over the operating captains duties. The flight landed in CYYC without further incident.

A WestJet Encore de Havilland DHC-8-402 (C-FTEN/WEN3121) from Edmonton, AB (CYEG) to Fort McMurray, AB (CYMM) requested emergency medical services (EMS) meet the aircraft at the gate upon arrival for a passenger on board. Duty Manager advised. No impact to operations.

The Montreal area control centre (CZUL) advised that a Keewatin Air Beech 200 (KEW209) from Pangnirtung, NU (CYXP) to Iqaluit, NU (CYFB) had declared minimum fuel following a missed approach. No emergency, no assistance was required. The flight service station (FSS) advised the Aircraft Rescue and Fire Fighting (ARFF) unit via the duty cell. The aircraft landed safely at 2217Z. No impact to operations.

Delayed entry as a result of NAV CANADA safety and evaluation quality assurance (QA) review: An Air Canada Airbus BD-500-1A11 (C-GJXW/ACA381) from Toronto/Lester B. Pearson, ON (CYYZ) to Fort McMurray, AB (CYMM) reported that a passenger had lost consciousness. Duty Manager advised. ACA381 landed at 1638Z and was met by emergency services. No impact to operations.

TSB Report #A21W0036: C-GNGV, an Air Canada Airbus A220-300, was operating as flight ACA1186 from Kelowna, BC (CYLW) to Calgary, AB (CYYC) with 5 crew and 29 passengers on board. While descending through FL190 into the Calgary area, the aircraft encountered moderate turbulence for 5 to 10 seconds. Three flight attendants, who were moving about the cabin, sustained minor injuries but were able to continue with their duties. All passengers were seated with their seatbelts fastened; there were no reported injuries amongst the passengers. The flight arrived without further incident and EMS met the aircraft at the gate. Maintenance follow up: The aircraft underwent a Phase 1 inspection; no faults found and the aircraft was returned to service.

At 2105Z, a Saskatchewan Public Safety Agency Canadair CL-215-6B11 (C-FAFQ/TKR219) from La Ronge (Barber Field), SK (CYVC) to La Ronge (Barber Field), SK (CYVC) reported a fire 2NM southeast (SE) of the airport. CYVC airspace was restricted. At 2215Z, the provincial duty officer advised that the fire was extinguished. The airspace returned to normal conditions.