Sources · Destination Guide

Brockville and the Thousand Islands

Freshwater wrecks, island cruises and river history on the Canadian St. Lawrence.

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Destination Guide Sources For Brockville and the Thousand Islands

Reference links used to build and maintain this guide.

45 sources • Updated Oct 29, 2026

Written by DiveJourney. Built from public sources and local operator knowledge. Last updated Oct 29, 2026.

Parks Canada - Scuba diving in Thousand Islands National Park - Confirms recreational wreck diving in the Thousand Islands and the role of day charters between Brockville and Kingston; not a liveaboard offer.
Dive Brockville Adventure Centre - About and Abucs Charters - Local charter operations, Brockville and Rockport vessel embarkation, operator-stated April-December window and boat safety equipment; departures require confirmation.
Dive Brockville - October 2026 charter calendar - Evidence of October 2026 local charter listings; schedules and booking status are dynamic.
Dive Brockville - Individual charter rates - Published CAD local-charter prices, taxes, gear exclusions, deposits and parking caveats; operator may change rates.
Dive Brockville - Brockville, Rockport and shore dive sites - Primary operator catalogue of depth ranges and ability levels; US and Picton listings on the same page are not included as Canadian local signature sites.
Dive Brockville - Robert Gaskin - Describes river wreck depth, silt, current, vessel traffic, buoying and preservation concerns.
Dive Brockville - Lillie Parsons - Operator listing for the local Lillie Parsons wreck and varying site depth and conditions.
Dive Brockville - Henry C. Daryaw - Advanced wreck, depth, strong surface current and no-penetration recommendation.
Dive Brockville - Kinghorn - Rockport wreck marketed to intermediate/advanced divers with depth and current description.
Dive Brockville - Centeen Memorial Dive Park - Shore-access underwater sculpture park, novice profile and operator-stated dive token; age of some text means confirm current access and terms.
Dive Brockville - SOS Centeen Park tokens - Retail listing for CAD 10 park-support token; does not itself establish a government mandatory entrance fee.
Dive Brockville - Adventures and snorkeling - Guided snorkeling descriptions of Molly's Gut, Sparrow Island and Centeen; operator offerings require booking confirmation.
Dive Brockville - 2-hour guided snorkel experience - Specific boat snorkel route and included wetsuit/mask/snorkel/fins; advertised price differs on another operator page.
Dive Brockville - Guided snorkel experience - One-hour guided snorkeling at Centeen, operator-supplied basic equipment, booking by contact.
Parks Canada - 2026 operating hours - For 2026 the main park island facility season was May 15-October 12; park facilities are seasonal.
Parks Canada - Thousand Islands National Park fees - 2026 park launch, parking, island camping, mooring, beaching and oTENTik price schedule; not dive-specific wreck permits.
Parks Canada - Rules and regulations - Island landing and mooring permits, posted conditions, wildlife and historical object restrictions; separate from municipal docks.
Parks Canada - Marine safety and conditions - Summer boat traffic, narrow channels, water-level variability, late-summer lake breezes, charts and current marine forecasts.
Parks Canada - Safety and guidelines - Local emergency number 911, variable mobile coverage, and warning that island facilities are not maintained out of season.
Parks Canada - Getting here and island access - Highway 401 and Thousand Islands Parkway, park mainland access, boat-only islands and high-current bottlenecks.
Parks Canada - Facilities and services - Mallorytown Landing, Jones Creek and Landons Bay trail facilities; islands and nautical chart warning.
Parks Canada - Hiking - Hiking routes and currently posted trail disruptions; plan route after checking notices.
Parks Canada - Camping and overnight accommodations - Campsites and oTENTiks, island boat-only access and reservation requirements; not commercial liveaboards.
Parks Canada - Go on a cruise - Lists Canadian sightseeing boat operators from Kingston to Brockville.
1000 Islands and Seaway Cruises - Brockville - Brockville day sightseeing and themed cruise provider, departures from Blockhouse Island.
1000 Islands Tourism - Rockport Cruises - 2026 regional tourism listing for Rockport sightseeing cruises; schedules are seasonal.
1000 Islands Tourism - 1000 Islands Kayaking - Gananoque guided kayak trips; listing says 2026 season through October 12.
Town of Gananoque - Waterfront launches and beaches - Joel Stone Beach, splash pad, town paddling launches and municipal parking logistics.
Southeast Public Health - Beach water listings - Seasonal bacterial testing and changing swim advisories for St. Lawrence Park and Joel Stone Beach.
City of Brockville - Recreation and Railway Tunnel - Free illuminated Railway Tunnel, typical April-October schedule, local public recreation.
Aquatarium - Brockville - Indoor St. Lawrence River ecology and interactive exhibits, current opening schedule on official site.
Irene la Sirene - Freediving courses - Provider reports courses in Kingston and previous on-request courses in Brockville; not a verified recurring Brockville program.
AIDA Canada - Freediving in Ontario - Provincial club/instructor context; does not substantiate a regularly scheduled Brockville freediving boat or course.
Ontario - Archaeology and protected shipwrecks - Province states that wrecks are archaeological sites and that known sites and artifacts must not be disturbed or removed without a licence.
Ontario - Invasive species action plans - Watercraft clean, drain and remove plants/animals/algae requirements and precautions.
Parks Canada - Plants and wildlife - Tick window April-November, other wildlife and land-based hazard precautions; not promised underwater sightings.
Immigration, Refugees and Citizenship Canada - Entry requirements by country - Canadian visitor visa/eTA distinctions by passport and arrival mode, including exceptions.
Canada Border Services Agency - Private boat reporting - 2026 boat reporting and exception rules for crossing into Canadian waters; US entry must be checked separately.
VIA Rail - Brockville station - Brockville rail service and local onward taxi/bus information.
Ottawa International Airport - YOW - Gateway airport and ground transportation planning; no airport-to-dive-site transfer product established.
City of Kingston - 2026 Air Canada/Landline YGK-YYZ motorcoach - 2026 ground motorcoach-airline connection from Kingston Airport to Toronto Pearson, not an air route.
Brockville General Hospital - Emergency Department - 24/7 emergency department, not evidence of a local recompression chamber.
Divers Alert Network - Emergency assistance - 24/7 dive emergency hotline, priority to call local EMS first, medical coordination.
Destination hero photo by King of Hearts (historical) - Thousand Islands Bridge and river islands viewed from Hill Island, Ontario.. Photo: King of Hearts / Wikimedia Commons. CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0. Cropped and resized. Cropped image retains the same license.
Destination hero photo by Patrick Lalonde - St. Lawrence River and wooded shore photographed near the Thousand Islands Bridge, Ontario, Canada. Unsplash License (https://unsplash.com/license). Photographer: https://unsplash.com/@patrick_lalonde. Cropped and resized for the cover.