Canada

Arachne Reef

5–7 mMax Depth

boatEntry

27Species

Conditions Summary

Model forecast · local time (GMT-7)

Model conditions signal100/100

Waves

0.0 m

1.9 s

Swell

0.0 m

1.9 s

Current speed

0.9 km/h

flowing toward W

Water temperature

13.3°C

Wind

11.1 km/h

→ N

Sea level

0.9 m

rising

WavesCalm

SwellCalm

Current speedCalm

Planning window

18:15–18:00

Calmest model window

Forecast Overview

Mon, Oct 19Calm

Waves0.0–0.1 mCurrent speed0.9 km/h maxWater temperature13.2°C

Tue, Oct 20Calm

Waves0.1–0.3 mCurrent speed0.8 km/h maxWater temperature13.2°C

TodayCalm

Waves0.0–0.1 mCurrent speed1.0 km/h maxWater temperature13.2°C

TomorrowCalm

Waves0.0–0.1 mCurrent speed0.7 km/h maxWater temperature13.2°C

Next 72 hours

18:00

Waves: 0.0 m

Current speed: 0.9 km/h

Water temperature: 13.3°C

00:00

Waves: 0.1 m

Current speed: 0.6 km/h

Water temperature: 13.1°C

06:00

Waves: 0.3 m

Current speed: 0.6 km/h

Water temperature: 13.1°C

12:00

Waves: 0.3 m

Current speed: 0.8 km/h

Water temperature: 13.2°C

18:00

Waves: 0.3 m

Current speed: 0.8 km/h

Water temperature: 13.3°C

00:00

Waves: 0.1 m

Current speed: 0.7 km/h

Water temperature: 13.2°C

06:00

Waves: 0.1 m

Current speed: 0.6 km/h

Water temperature: 13.1°C

12:00

Waves: 0.0 m

Current speed: 0.8 km/h

Water temperature: 13.2°C

18:00

Waves: 0.0 m

Current speed: 0.9 km/h

Water temperature: 13.4°C

00:00

Waves: 0.0 m

Current speed: 0.7 km/h

Water temperature: 13.2°C

06:00

Waves: 0.0 m

Current speed: 0.7 km/h

Water temperature: 13.1°C

12:00

Waves: 0.1 m

Current speed: 0.7 km/h

Water temperature: 13.2°C

Catalog depth5–7 m

Data sources & field guideOpen-Meteo Marine + Weather APIs

Planning context, not a safety guarantee. Coastal model accuracy is limited. Confirm the actual briefing, entry, exit, and suitability with a local operator.

Open-Meteo Marine + Weather APIs →

Dive readiness

Collecting the latest marine conditions and forecast signals.

Seasons · water temperature

12-month outlook

Best window

May-Oct

Peak month

Aug 16.2°

Jan7.2°

Feb7.2°

Mar7.9°

Apr9.5°

May12.0°

Jun14.2°

Jul15.9°

Aug16.2°

Sep14.3°

Oct11.3°

Nov9.1°

Dec7.8°

Current: moderate

Typical visibility: 7.5 m

Historical planning data from the recorded site profile. Water temperature and conditions can vary by day, depth, and weather; confirm current conditions with a local operator.

Explore nearby centers on the map

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Dive Types

reefsalt Waterbeginner Difficulty

Questions to ask a local operator

What are today's current, visibility, entry, and exit conditions?
Does the planned route stay within my certification and recent experience?
Are there local permits, conservation rules, or equipment requirements?

Common Species

12 km · nearby observations

Opalescent nudibranch

Hermissenda crassicornis

DeepLog6

Barnacle-eating dorid

Onchidoris bilamellata

DeepLog5

Brown-streak stiliger

Stiliger fuscovittatus

DeepLog4

Lion nudibranch

Melibe leonina

DeepLog4

Bunch whale

Megaptera novaeangliae

DeepLog3

Marzupla

Orcinus orca

DeepLog3

Monterey sea-lemon

Doris montereyensis

DeepLog3

Purple sea star

Pisaster ochraceus

DeepLog3

Rufus tipped nudibranch

Acanthodoris nanaimoensis

DeepLog2

California sea cucumber

Apostichopus californicus

DeepLog1

Leafy hornmouth

Ceratostoma foliatum

DeepLog1

Lined chiton

Tonicella lineata

DeepLog1

These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.

DeepLog + OBIS →

Photos