About r/TheDepthsBelow
In its own words:
71% of the earth's surface is covered by water according to NOAA. That only gives us 29% where we're safe. If an animal the size of a blue whale can disappear for months at a time, what else is down there? We're here to show you. _ Fuck u/Spez
Community guide
r/TheDepthsBelow (#777, about 1.4 million subscribers) — 71% of the earth's surface is covered by water according to NOAA. That only gives us 29% where we're safe. If an animal the size of a blue whale can disappear for months at a time, what else is down there? We're here… A recent sample averaged 2.8 posts a day (~44% video, ~32% image, ~12% link). Its public rules include: No Repost/Spam Bot Accounts; u/KimCureAll is NOT a bot; Soft rule: Try not to encourage bad behavior towards wild-life/don't clickbait decompression; It’s the Gulf of Mexico.
What belongs here
Stay inside the room’s stated scope rather than adjacent off-topic dumps. Self-promotion and ads are limited—read those rules before linking your own work. Match posts to: No Repost/Spam Bot Accounts; u/KimCureAll is NOT a bot; Soft rule: Try not to encourage bad behavior towards wild-life/don't clickbait decompression; It’s the Gulf of Mexico.
How it differs from lookalikes
Prefer this room when your post matches its description and rules—not merely a larger sibling community.
Practical pointers
Read the live sidebar/rules before posting; rules can change. Search before reposting. Avoid clickbait titles. Common flairs include: Crosspost.
The community was created on Jun 13, 2013, which makes it 13 years old. Since Nov 2, 2026, it has gained 511 subscribers (+0.04%). It sits just behind r/futbol (#777) and ahead of r/Awww (#779) in our ranking.
What sets r/TheDepthsBelow apart
Compared with other large communities, r/TheDepthsBelow leans heavily on videos (44% of recent posts; the typical Top 100 subreddit sits at 4%). Relative to its huge audience, posting is calm — around 2.0 new posts a day per million members, which puts it in the quietest fifth of the Top 100. A good post has less competition here.
Subscriber growth
Between Sep 19, 2026 and Nov 9, 2026, r/TheDepthsBelow went up from 1,369,287 to 1,372,980 subscribers (+3.7K, +0.27%). That is about 72 new members per day. The chart shows 10 weekly subscriber counts.
Top posts on r/TheDepthsBelow this week
What the community upvoted most over the last seven days, as ranked by Reddit (collected Nov 8, 2026).
- Swarm of thimble jellyfishu/benfreediver · Nov 2 · image
- ITAP of an army of jellyfishu/Ok-Reference-4626 · Nov 4 · image
- Sea Pen Porcelain Crabu/bvanant · Nov 2 · image
- Juvenile Cowfishu/bvanant · Nov 6 · image
- Black water occyu/bvanant · Nov 7 · image
- Bless you!u/ArnoTheArtist · Nov 6 · video
- Jorunna parvau/bvanant · Nov 6 · image
- Marine ecology and conservation science Journal Clubu/Disastrous_Suit6441 · Nov 5 · text post
- How 'spacewalking' underwater made me feel like I was really in spaceu/spacedotc0m · Nov 2 · link
- Underwater Atmosphere by Holocron Music (1 Hour) - Spotifyu/DragonStern · Nov 6 · link
All-time top posts
The highest-ranked posts in the history of r/TheDepthsBelow, from 2017 to 2025, ranked by Reddit.
- When something from The Depths Below makes it's way onto land...u/5_Frog_Margin · Jun 25, 2022 · 50,126 points · 2,038 comments · video
- Strange W shaped pupil of a Cuttlefishu/neerajanchan · Oct 9, 2024 · gallery
- Huge sixgill sharks spotted by submarine, eating a whale carcass. They then decide to smash into the submarineu/Zorro_9999 · Oct 8, 2024 · video
- angler fish spotted swimming vertically to the surface on the coast of Tenerife 😱u/QuietWest3764 · Feb 7, 2025 · video
- Footage from the Mariana Trench. 10,792 meters (36,000 feet) below the ocean surface.u/freudian_nipps · Apr 17, 2022 · 44,005 points · 1,236 comments · video
- Just the largest animal to ever live on our planet coming up for air...u/TheGuvnor247 · Dec 16, 2021 · 42,729 points · 1,586 comments · video
- Giant Squid makes an appearance in Tokyo Bayu/RyanSmith · Apr 2, 2018 · 34,883 points · 2,018 comments · image
- A deep-sea creature rarely seen by humans called the oarfish has washed ashore in Mexico!u/GinaWhite_tt · Feb 19, 2025 · video
- "Hi, Nice shoes by the way!"Sep 28, 2025 · video
- Incredible little fishy 🐟u/BlackberrySenior4507 · Oct 9, 2024 · video
What r/TheDepthsBelow talks about
Looking at the titles of 25 recent posts (Oct 29–Nov 4), the words that come up most are “sea”, “ocean”, “giant”, “jellyfish” and “crab”. Other frequent themes are underwater, mexico, samla, diving and whale. By format, 44% are videos, 32% are images and 12% are links.
Activity and best time to post
r/TheDepthsBelow gets about 2.8 new posts a day. The public archive holds 26,890 posts and 652,363 comments in total, about 24.3 comments per post. Last week the busiest day was Monday (6 posts) and the quietest was Wednesday (1). Posting peaks around 05:00 UTC and is lowest around 00:00 UTC.
Rules of r/TheDepthsBelow
The moderators of r/TheDepthsBelow list 4 rules. In short:
- No Repost/Spam Bot Accounts
- u/KimCureAll is NOT a bot
- Soft rule: Try not to encourage bad behavior towards wild-life/don't clickbait decompression
- It’s the Gulf of Mexico.
How to join
Open reddit.com/r/TheDepthsBelow and press “Join”. Read the community rules in the sidebar before you post: every subreddit is run by its own volunteer moderators.
Frequently asked questions
How many subscribers does r/TheDepthsBelow have?
r/TheDepthsBelow has 1,372,980 subscribers (Nov 9, 2026), which makes it the #778 safe-for-work subreddit in the SubMouse ranking. It added 3,693 members between Sep 19, 2026 and Nov 9, 2026.
How old is r/TheDepthsBelow?
r/TheDepthsBelow was created on Jun 13, 2013, so it has been around for 13 years.
How active is r/TheDepthsBelow?
Moderately: r/TheDepthsBelow gets about 2.8 new posts a day (average of the last four weeks). Over its lifetime the archive counts 26,890 posts and 652,363 comments.
When is r/TheDepthsBelow most active?
Based on post counts from Oct 29, 2026 to Nov 4, 2026, the busiest day was Monday and the quietest Wednesday, and most posts arrive around 05:00 UTC, with the fewest around 00:00 UTC. More posts also means more competition, so a quieter hour can help a post get noticed.
What is r/TheDepthsBelow about?
The community describes itself as: “71% of the earth's surface is covered by water according to NOAA. That only gives us 29% where we're safe. If an animal the size of a blue whale can disappear for months at a time, what else is down there? We're here to…” Recent post titles often mention sea, ocean, giant, jellyfish and crab. Most posts are videos (44%).
Is r/TheDepthsBelow safe for work?
Yes. Reddit does not mark r/TheDepthsBelow as an 18+ (NSFW) community. SubMouse lists safe-for-work subreddits only.
How do I post on r/TheDepthsBelow?
Join the community on Reddit first, then use “Create post”. r/TheDepthsBelow accepts both text and link posts, with images, videos, galleries and polls enabled. It has 4 posted rules, starting with: “No Repost/Spam Bot Accounts”; “u/KimCureAll is NOT a bot”; “Soft rule: Try not to encourage bad behavior towards wild-life/don't clickbait decompression”. Moderators remove posts that break the rules, so read them in the sidebar before posting.
Which communities are like r/TheDepthsBelow?
Communities with similar topics include r/AbsoluteUnits (2.2M).
Stats from public data (data updated Nov 9, 2026; activity, rules and archive totals via the Arctic Shift archive, Nov 6, 2026; top posts from Reddit’s public feeds). Point and comment counts are archive snapshots and can be lower than on Reddit today. SubMouse is an independent directory and is not affiliated with Reddit or the moderators of r/TheDepthsBelow.