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Skyharbour’s Partner North Shore Uranium Completes Prospecting Program at the Falcon Project; Significant Radioactivity Discovered in Outcrops and Boulders Vancouver, BC - Skyharbour Resources Ltd. (TSX-V: SYH) (OTCQX: SYHBF) (Frankfurt:

Exploration Programs

Suite 1030 – 505 Burrard Street, Vancouver, BC, Canada, V7X1M5

www.skyharbourltd.com

TSX-V Trading Symbol: SYH

Email: [email protected]

Telephone: (604) 558-5847

Facsimile: (604) 687-3119

October 14th, 2025

News Release

Skyharbour’s Partner North Shore Uranium Completes Prospecting Program at the Falcon

Project; Significant Radioactivity Discovered in Outcrops and Boulders

Vancouver, BC - Skyharbour Resources Ltd. (TSX-V: SYH) (OTCQX: SYHBF) (Frankfurt:

SC1P) (“Skyharbour” or the “Company”), is pleased to announce that its partner company, North

Shore Uranium (“North Shore”), has completed a prospecting program at its Falcon Property

(“Falcon” or the “Property”) located at the eastern margin of the Athabasca Basin in Saskatchewan.

North Shore may acquire an initial 80% interest in Falcon by issuing common shares having an

aggregate value of CAD $1,225,000, making aggregate cash payments of $525,000 to Skyharbour,

and incurring an aggregate of $3,550,000 in exploration expenditures on the property over the earn-

in period.

Location Map of Falcon Project:

https://skyharbourltd.com/_resources/maps/Sky-SouthFalconOption.jpg?v=0.3

The prospecting program was completed by Axiom Exploration Group and focused on eighteen

priority targets that were identified by North Shore’s technical team. At each of these targets, the

crew assessed the mapped surface expression of the interpreted electromagnetic (“EM”) conductor

and surrounding area for outcrop and anomalous radioactivity. A Radiation Solutions (model RS -

125) scintillometer that measures total radioactivity in counts per second (“cps”) was used to

measure the radioactivity of outcrops and boulders and guide the selection of representative rock

samples for laboratory analysis.

Significant radioactivity was confirmed in outcrop at targets FA020, up to 20,000 cps (the historic

EWA Showing) and FA025, up to 27,000 cps (the historic D Zone Showing area) (Figure 1). In

addition, several boulders with elevated radioactivity were disco vered, including at targets FA019,

close to 7,000 cps and FA033, up to 6,000 cps. Summaries of work done at several targets are

presented below. Seventy-four rock samples were collected during the program, and they have been

submitted to the Saskatchewan R esearch Council (SRC) Geoanalytical Laboratory for uranium,

associated metals and elements and Rare Earth Element analysis. Assay results are pending.

Brooke Clements, President and CEO of North Shore stated: “We think that Falcon has all the right

ingredients to yield a signficant new uranium discovery. It is in the Athabasca Basin region, host to

Canada’s only two uranium mines and three development -stage projects. Uranium mineralization

has been confirmed on the property, and the past-producing Key Lake Uranium Mine and active Key

Lake Mill is nearby. We have identified a number of high priority, drill-ready targets along portions of

a prominent EM conductor system that have seen no historic drilling.”

Priority Targets By Zone:

Three priority areas have been established at Falcon, Zones 1, 2 and 3. Within these three areas,

36 uranium targets have been identified (Figure 1). The targets are associated with EM conductor

anomalies and have been selected based on the analysis and interpretation of multiple geophysical

and geologic datasets.

Zone 1:

Located within Zone 1, the South Priority Area includes the three kilometre (“km”) long NNE-trending

conductor/structural zone where uranium was discovered by North Shore in 2024 in drill holes P03

and P08 (Figure 2). As reported in a North Shore Uranium news release May 16, 2024, at P03, a

zone from 196.6 to 209.0 metres (“m”) included an interpreted brittle fault zone with graphite -rich

fault gouge and two samples that returned 345 and 378 ppm U3O8. At P08, a 4.7 m interval between

42.3 and 47.0 m returned 316 ppm U 3O8, including one sample with 572 ppm U 3O8. Also at P08, a

brittle, altered pegmatitic and graphitic fault zone with elevated U 3O8 values up to 50 ppm was

intersected from 102.3 to 105.5 m, the modelled depth of the EM conductor.

Figure 1: Map Showing Falcon Exploration Targets and Priority Zones and Targets

Assessed in the Prospecting Program:

https://www.skyharbourltd.com/_resources/images/Map-showing-Falcon-exploration-

targets-and-priority-zones-and-targets-assessed-in-the-prospecting-program.jpg

Target FA003 is at the south end of the potential mineralized trend defined by P03 and P08. At

FA003, the EM conductor system and an associated magnetic low are disrupted and the system

splits, with one arm going to the northeast, the other to the north. I n addition, there is a gravity low

anomaly which can be an expression of alteration that could be associated with uranium

mineralization (Figure 3). The prospecting crew determined that most of the traces of the interpreted

EM conductors are covered by mus keg. At the south end of the target zone, weakly radioactive

pegmatitic and granitic boulders are present and are associated with an airborne radiometric uranium

anomaly.

At target FA005, the conductor is intersected by an interpreted fault. Southwest of this, in an

interpreted down-ice direction from the target, the prospecting team identified radioactive boulders

within a boulder field. Metasedimentary and granitic boulders had radioactivity readings from 500 -

3,000 cps (Figure 2). At target FA033, where hole P03 was drilled by North Shore in 2024, a

pegmatite boulder that was discovered registered 5,000-6,000 cps.

Approximately two km south of FA003 target FA002 is defined by two strong parallel EM conductors

and a parallel magnetic low trend, and it is intersected by an interpreted northwest -trending fault.

The conductor/fault intersections are under a lake, but a hill just southeast of the target showed a

strong uranium anomaly defined by the 2022 airborne radiometric survey. The crew found several

mica-rich stringers of radioactive pegmatite in outcrop in this area.

Figure 2: South Priority Area Showing Targets, EM Interpretation and Interpreted

Faults:

https://www.skyharbourltd.com/_resources/images/South-Priority-Area-showing-targets-

EM-interpretation-and-interpreted-faults.png

Zone 2:

Target FA020, in the central portion of Zone 2 includes the EWA showing. It is centered on a short,

isolated, strong northeast -trending, 1.5 km long EM conductor (Figures 1 and 4). Up to 0.492%

U3O8 and 1,300 ppm lead was encountered in outcrop grab samples within a 10-20 m wide northeast-

trending sheared pelitic unit with granitic inliers ([SMDI] 5038). In 2008, JNR Resources drilled seven

holes from six sites associated with the EWA showing at the eastern end of the EM conductor.

Anomalous uranium, boron, lead, and molybdenum were encountered in structurally disrupted

pegmatites; the best result was 0.235% U3O8 over 0.5 m (within a 3.5 m interval of 0.113% U3O8) in

hole WYL-08-501 (Sask. Mineral Assessment File 74H02-0045).

Figure 3: Target FA003 With Gravity Background, Zone 1:

https://www.skyharbourltd.com/_resources/images/Target-FA003-with-gravity-background-

Zone-1-20251010.jpg

The prospecting team located the showing, a radioactive 10 m by 10 m granitic gneiss outcrop

characterized by folding, shearing and micro -fracturing with local hematite and clay alteration with

readings up to 20,000 cps. North Shore plans to further evaluate the 1.2 km-long conductor system

associated with EWA to determine if more drilling may be warranted at different sites along the

conductor system or to expand on previous drilling targets.

Figure 4: Target FA020/EWA Showing Area, Zone 2:

https://www.skyharbourltd.com/_resources/images/Target-FA020-EWA-Showing-area-

Zone-2-20251010.jpg

Target FA019, which is located at the eastern edge of the Property, is a 700 m long, strong EM

conductor that is parallel to, and one km south of the main EM conductor trend at Falcon (Figures 1

and 5). The conductor is terminated at its western end by an interpreted prominent north -south-

trending fault zone. The prospecting crew found one radioactive boulder that registered close to

7,000 cps on the scintillometer at this location. The granitic gneiss boulder had a 10 cm wide quartz

vein with a mica-rich contact that displayed hematite alteration. The interpreted trace of the conductor

roughly corresponds with an east-west-trending boulder train within a stream drainage.

Figure 5: Target FA019:

https://www.skyharbourltd.com/_resources/images/Target-FA019.png

Zone 3:

Target FA025 includes the D Zone showing and a complex and isolated approximately one km long

anomalous EM response defined by variable conductor strength that is, in part, coincident with a

magnetic low feature (Figure 6). The D Zone showing was discovered in 1978 by field inspection of

an anomaly identified from an EM survey flown by AGIP in 1978 that was interpreted to be a graphitic

conductor. The D Zone showing and associated work programs are described in [SMDI 2455] and

Saskatchewan Assessment files 74A14-0034 and 74A14 -0035. The showing is described as a

uraniferous vein with associated molybdenite and pyrite; a breccia zone was also sampled. The best

sample returned 1.26% U and 0.8% Mo. AGIP reported four additional samples from the D Zone

area with greater than 1000 ppm (.1%) U. In 1978, a lake sediment sample collected from a small

lake 800 m northwest of the D Showing returned 38 ppm U (Figure 6). In 1980 three shallow holes

with a cumulative depth of 350 m were drilled by AGIP. One metre sample intervals in zones of

anomalous radioactivity in core from two drill holes were analyzed. One of the intervals returned 54

ppm U, the other 36 ppm. Minor hematite, chlorite and kaolinite alteration was encountered

throughout the core.

In 2022, a North Shore crew identified elevated radioactivity in one outcrop area coincident with the

mapped D Zone location, but the vein was not located. The 2025 prospecting crew traversed much

of the target area but was unable to locate the uriniferous vein, it is likely covered by vegetation. The

crew did locate two radioactive pegmatite dykes approximately 700 m apart (Figure 6). At the first

site, located approximately 500 m north of the target zone and just west of the powerline along the

lakeshore, the crew located a pegmatite dyke that was discovered by AGIP in 1978. The 10 m wide,

30 m long coarse -grained dyke exhibited local hematite alteration and background radioactivity

readings of 10,000 to 27,000 cps. The eastern coarse-grained pegmatite dyke was approximately 5

m wide and 20 m long, background radioactivity levels of the outcrop ranged from 3,500 to 5,000

cps. North Shore intends to integrate the EM conductor models at FA025 with shallow historic drilling

and geologic mapping data and consider the drilling of additional and deeper holes. Overall, the

isolated EM conductor on land that is coincident with a magnetic low response and proximal to a

known uranium showing is a highly prospective target.

Figure 6: Summary Of FA025 Area:

https://www.skyharbourltd.com/_resources/images/Summary-of-FA025-Area.jpg

Next Steps:

In an effort to make a significant new uranium discovery, North Shore is integrating information from

the prospecting program with the interpretation of the EM conductors to further evaluate and prioritize

targets shown in Figure 1 for potential future drilling programs.

Falcon Uranium Project:

The Falcon Project, which constitutes part of North Shore’s Falcon Property, contains eleven mineral

claims comprising approximately 42,908 hectares approximately 50 km east of the Key Lake mine.

Nine of the claims are from Skyharbour’s original South Falc on Uranium Project and the remaining

two claims are from Skyharbour’s Foster River Project. Historical uranium mineralization discovered

at Falcon is shallow and is hosted in several geological settings including classic Athabasca -style

basement mineralization associated with well-developed EM conductors. At the EWA target, up to

0.492% U3O8 and 1,300 ppm lead was encountered in outcrop grab samples (Sask. Mineral Deposits

Index [SMDI] 5038). Historical grab sampling at Knob Lake (SMDI 1014) also encountered up to

0.01% U 3O8 in an outcrop of pegmatite, while anomalous nickel, copper, and molybdenum were

found in historical grab samples from the Fraser North target area (SMDI’s 1125 and 1126).

A well-defined northeast-trending, locally folded, electromagnetic conductor system runs throughout

the Property, which was defined by airborne and ground geophysical surveys by JNR Resources

(“JNR”) in the 2000’s. In 2008 JNR conducted a drill campaign at the property area. Of the 47 holes

drilled that year, 28 holes (totaling 7,348 metres) were drilled on the South Falcon Uranium Property

at the Walker (14 holes), Walker South (7 holes), and EWA target areas (6 holes). At the Walker and

South Walker targe ts, which lie along the aforementioned EM conductor system, structurally

disrupted and variably altered metasediments (including graphitic pelitic gneisses) with anomalous

boron, copper, molybdenum, nickel, cobalt, arsenic, and vanadium were encountered in several drill

holes. During this same drill campaign, the Fraser Lakes Zone B uranium deposit was discovered

approximately four kilometres east of the Walker South target on a refolded extension of the EM

conductor system. At the EWA target, which lies along a separate northeast-trending EM conductor,

anomalous uranium, boron, lead, and molybdenum were encountered in structurally disrupted

pegmatites; the best result was 0.235% U3O8 over 0.5 m (within a 3.5 m interval of 0.113% U3O8) in

hole WYL-08-501 (Sask. Mineral Assessment File 74H02-0045).

Furthermore, in 2022, Skyharbour completed a FALCON® airborne gravity gradiometer and

magnetic survey over nine of the eleven claims at the Falcon Property. This new geophysical data

will assist North Shore in prioritizing areas along the EM conductor syst em for drilling. Over 30

kilometres of the EM conductor system remains untested on the Falcon Property. North Shore’s

initial focus will be on the two claims formerly part of the Foster Project (geophysics), and on

generating drill targets on three claims at the southeastern end of the EM conductor systems

including Knob Lake, which shows similarities to the Fraser Lakes Zone B deposit approximately 6

km to the northeast and several other high-priority targets elsewhere along the main EM conductor

system.

Significant potential exists on the project for basement -hosted, unconformity -related uranium

deposits like those further to the north in the Wollaston Domain (i.e. Eagle Point, Rabbit Lake, Key

Lake and others), as well as for pegmatite/granite -hosted (i. e. alaskite -type) U -Th-REE

mineralization like at the Fraser Lakes Zone B deposit on Skyharbour’s adjacent South Falcon East

Property, currently under option to Tisdale Clean Energy.

The Option Agreement:

North Shore may acquire an initial 80% interest in the Property by issuing common shares of the

Resulting Issuer (“Shares”) having an aggregate value of CAD $1,225,000; making aggregate cash

payments of CAD $525,000; and incurring an aggregate of CAD $3,550,000 in exploration

expenditures on the Property over a three-year period. Once North Shore has earned an initial 80%

interest in the Property, North Shore may acquire the remaining 20% interest in the Property within

90 business days by issuing Shares having a value of CAD $5,000,000, and making a cash payment

of CAD $5,000,000 to Skyharbour. If North Shore does not elect to acquire the remaining 20%

interest, a joint venture will be formed with Skyharbour holding a 20% participating interest.

North Shore will be the operator of the exploration programs during the earn-in stage and for the joint

venture if formed. Two claims totaling 10,673 hectares that form part of Skyharbour’s Foster River

Property are subject to a one percent (1%) NSR royalty payable to Skyharbour. The remaining nine

claims totaling 32,235 hectares that comprise Skyharbour’s South Falcon Point Property are subject

to a two percent (2%) NSR royalty payable to Denison Mines Corp. (“Denison”) with North Shore

having the right to purchase one percent of the royalty from Denison at anytime by paying $1 million.

Qualified Person:

The technical information in this news release has been prepared in accordance with the Canadian

regulatory requirements set out in National Instrument 43-101 and reviewed and approved by Serdar

Donmez, P.Geo., VP of Exploration for Skyharbour as well as a Qualified Person.

About North Shore Uranium Ltd:

North Shore is a mineral exploration company focused on uranium exploration at the eastern margin

of the Athabasca Basin through its Falcon property which will increase from 12,800 to 55,700

hectares with the addition of the claims subject to the Agreement, and the West Bear property located

90 kilometres to the northeast.

About Skyharbour Resources Ltd.:

Skyharbour holds an extensive portfolio of uranium exploration projects in Canada's Athabasca

Basin and is well positioned to benefit from improving uranium market fundamentals with interest in

thirty-seven projects covering over 616,000 hectares (over 1.5 million acres) of land. Skyharbour has

acquired from Denison Mines, a large strategic shareholder of the Company, a 100% interest in the

Moore Uranium Project, which is located 15 kilometres east of Denison's Wheeler River project and

39 kilometres south of Cameco's McArthur River uranium mine. Moore is an advanced -stage

uranium exploration property with high -grade uranium mineralization in several zones at the

Maverick Corridor. Adjacent to the Moore Project is the Russell Lake Uranium Project, in which

Skyharbour is operator with joint -venture partner RTEC. The project hosts widespread uranium

mineralization in drill intercepts over a large property area with exploration upside potential. The

Company is actively advancing these projects through exploration and drilling programs.

Skyharbour also has joint ventures with industry leader Orano Canada Inc., Azincourt Energy, and

Thunderbird Resources at the Preston, East Preston, and Hook Lake Projects, respectively. The

Company also has several active earn-in option partners, including CSE-listed Basin Uranium Corp.

at the Mann Lake Uranium Project; TSX-V listed North Shore Uranium at the Falcon Project; UraEx

Resources at the South Dufferin and Bolt Projects; Hatchet Uranium at the Highway Project; CSE -

listed Mustang Energy at the 914W Project; and TSX-V listed Terra Clean Energy at the South Falcon

East Project.

In aggregate, Skyharbour has now signed earn-in option agreements with partners that total to over

$36 million in partner-funded exploration expenditures, over $20 million worth of shares being issued,

and $14 million in cash payments coming into Skyharbour, assuming that these partner companies

complete their entire earn-ins at the respective projects.

Skyharbour's goal is to maximize shareholder value through new mineral discoveries, committed

long-term partnerships, and the advancement of exploration projects in geopolitically favourable

jurisdictions.

Skyharbour’s Uranium Project Map in the Athabasca Basin:

https://skyharbourltd.com/_resources/news/SKY_SaskProject_Locator_2025_07_16_v1.jpg

To find out more about Skyharbour Resources Ltd. (TSX -V: SYH) visit the Company’s website

at www.skyharbourltd.com.

SKYHARBOUR RESOURCES LTD.

“Jordan Trimble”

Jordan Trimble

President and CEO

For further information contact myself or:

Nicholas Coltura

Investor Relations Manager

Skyharbour Resources Ltd.

Telephone: 604-558-5847

Toll Free: 800-567-8181

Facsimile: 604-687-3119

Email: [email protected]

NEITHER THE TSX VENTURE EXCHANGE NOR ITS REGULATION SERVICES PROVIDER

ACCEPTS RESPONSIBILITY FOR THE ADEQUACY OR ACCURACY OF THE CONTENT OF

THIS NEWS RELEASE.

The securities offered have not been, and will not be, registered under the United States Securities

Act of 1933, as amended (the "U.S. Securities Act") or any U.S. state securities laws, and may not

be offered or sold in the United States or to, or for th e account or benefit of, United States persons

absent registration or an applicable exemption from the registration requirements of the U.S.

Securities Act and applicable U.S. state securities laws. This press release does not constitute an

offer to sell o r the solicitation of an offer to buy securities in the United States, nor in any other

jurisdiction.

This release includes certain statements that may be deemed to be "forward -looking statements".

All statements in this release, other than statements of historical facts, that address events or

developments that management of the Company expects, are forward-looking statements, including

the Private Placement. Although management believes the expectations expressed in such forward-

looking statements are based on reasonable assumptions, such statements are not guarantees of

future performance, and actual re sults or developments may differ materially from those in the

forward-looking statements. The Company undertakes no obligation to update these forward-looking

statements if management's beliefs, estimates or opinions, or other factors, should change. Factors

that could cause actual results to differ materially from those in forward-looking statements, include

market prices, exploration and development successes, regulatory approvals, continued availability

of capital and financing, and general economic, market or business conditions. Please see the public

filings of the Company at www.sedar.com for further information.