r/marinebiology

Community Overview
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About r/marinebiology

This is a community to share and promote marine biology research and education.

The community at a glance

r/marinebiology is a Subreddit for Biologists with roughly 148K members. It uses a forum format for communication. It is the 6th largest community in the Biology topic page.

Roughly 9K members have joined in the past year. Popular discussion topics include Found, Looking For, and Beach. Product recommendations often mention marine biology books and marine biology colleges.

On Reddit
148K Members

Community Topics

Community Features

Forum

This community has a forum

Subreddit Analysis

via GummySearch
Yearly: +9K members
Growth: +6.4% / year

Member growth over time

All time (yearly)

  • 2013: 1K members
  • 2014: 1K members
  • 2015: 1K members
  • 2016: 1K members
  • 2017: 2K members
  • 2018: 4K members
  • 2019: 15K members
  • 2020: 22K members
  • 2021: 30K members
  • 2022: 37K members
  • 2024: 16K members
  • 2025: 8K members
  • 2026: 6K members

Past year (monthly)

  • Sep: 424 members
  • Oct: 350 members
  • Nov: 649 members
  • Dec: 807 members
  • Jan: 860 members
  • Feb: 1K members
  • Mar: 788 members
  • Apr: 741 members
  • May: 796 members
  • Jun: 820 members
  • Jul: 778 members
  • Aug: 507 members

Topics

  • Found
    48 posts in the past month
    #1
    Found
    48
  • Looking For
    26 posts in the past month
    #2
    Looking For
    26
  • Beach
    22 posts in the past month
    #3
    Beach
    22
  • Fish
    22 posts in the past month
    #4
    Fish
    22
  • Identification
    19 posts in the past month
    #5
    Identification
    19

Flair

  • Identification
    51 posts in the past month
    1. Species identification request on a sea turtle in a spring fed river in West Central Florida please.
    2. What is this creature? [Salt Creek Recreation Area near Port Angeles, Washington, USA]
    3. What's this jellyfish called (Adriatic sea)? And do they sting?
    #1
    Identification
    Species identification request on a sea turtle in a spring fed river in West Central Florida please. · What is this creature? [Salt Creek Recreation Area near Port Angeles, Washington, USA] · What's this jellyfish called (Adriatic sea)? And do they sting?
    51
  • Question
    19 posts in the past month
    1. Weird hole in clam shell, curious what caused the hole
    2. Cape Canaveral, FL- curious to know if these are successfully hatched eggs or if a predator got them?
    3. What is this crab doing? (filmed last year in Istria, Croatia)
    #2
    Question
    Weird hole in clam shell, curious what caused the hole · Cape Canaveral, FL- curious to know if these are successfully hatched eggs or if a predator got them? · What is this crab doing? (filmed last year in Istria, Croatia)
    19
  • Nature Appreciation
    11 posts in the past month
    1. Saw these little guys in SPI, TX yesterday
    2. Mole crab seen on Ugljan island, Croatia
    3. Highlight of Pictures We Took After Finishing Our Fieldwork, Taken Around Eleuthera Island in the Bahamas
    #3
    Nature Appreciation
    Saw these little guys in SPI, TX yesterday · Mole crab seen on Ugljan island, Croatia · Highlight of Pictures We Took After Finishing Our Fieldwork, Taken Around Eleuthera Island in the Bahamas
    11
  • Research
    11 posts in the past month
    1. Research cruise in the Sea of Japan. AMAA
    2. Lion Fish (Pterois volitans) One of many fish sculptures I made last year for museums and scientific institutions around the US.
    3. Sharp, hollow, 8” long, with a serrated side. Washed up on Hilton Head Island Beach. Can someone help me ID it please?
    #4
    Research
    Research cruise in the Sea of Japan. AMAA · Lion Fish (Pterois volitans) One of many fish sculptures I made last year for museums and scientific institutions around the US. · Sharp, hollow, 8” long, with a serrated side. Washed up on Hilton Head Island Beach. Can someone help me ID it please?
    11
  • Other
    7 posts in the past month
    1. Scientists warn of barnacles from the Strait of Hormuz
    2. Came across in today's Times Of India newspaper
    3. Marine Biologists Solved a Wildlife Mystery From the Walkway of the Golden Gate Bridge: How the Harbor Porpoise Mates
    #5
    Other
    Scientists warn of barnacles from the Strait of Hormuz · Came across in today's Times Of India newspaper · Marine Biologists Solved a Wildlife Mystery From the Walkway of the Golden Gate Bridge: How the Harbor Porpoise Mates
    7

Product recommendations

  • marine biology books
    10 posts in the past month
    1. Recommended books to read for Dissertation on hermit crab behaviour?
    2. Any book you recommend on salmon farming without antibiotics?
    3. Is there any books you want to recommend for marine biology student or a person who interested in this field?
    #1
    marine biology books
    Recommended books to read for Dissertation on hermit crab behaviour? · Any book you recommend on salmon farming without antibiotics? · Is there any books you want to recommend for marine biology student or a person who interested in this field?
    10
  • marine biology colleges
    5 posts in the past month
    1. I’m beginning to look for colleges and I really want to study some sort of marine biology. What are a few of the best colleges for MB you’d recommend?
    2. Hi I wanted to study marine biology I’m intere in both UH Manoa or Hpu can anyone recommend which school has better opportunities for marine biology? tqsm
    3. Any canadians out here? Would you recommend marine biology at dalhousie?
    #2
    marine biology colleges
    I’m beginning to look for colleges and I really want to study some sort of marine biology. What are a few of the best colleges for MB you’d recommend? · Hi I wanted to study marine biology I’m intere in both UH Manoa or Hpu can anyone recommend which school has better opportunities for marine biology? tqsm · Any canadians out here? Would you recommend marine biology at dalhousie?
    5
View full analysis on GummySearchSynced 8/20/2026

Frequently asked questions

Who is r/marinebiology for?
Best for Biologists enthusiasts looking for a Reddit-based community with forum discussion.
Is r/marinebiology free to join?
This listing is not marked as paid-only. Access rules and any fees are decided by the community.
How many members does r/marinebiology have?
Roughly 148K members, based on figures reported by the community or its host. Member counts are approximate and change over time.
What platform is r/marinebiology on?
r/marinebiology runs on Reddit. Reddit communities (or "subreddits") are forum-based groups on the popular social news aggregation, web content rating, and discussion website Reddit. Reddit is commonly known as "the front page of the internet". Users submit content to the site such as links, text posts, and images, which are then voted up or down and discussed by other members. From investing Reddit communities, to professional ones, to ones just for laughs, you're likely to find a community for you on Reddit.
What topics does r/marinebiology cover?
On the Hive Index, r/marinebiology is organized under Biologists.
How do I join r/marinebiology?
You can join r/marinebiology by clicking this link, or pressing the "Go to community" button above.
What are the Biology communities like?
Communities for students and professionals in biology, biomedical research, and life sciences. Discord servers connect people from high school students to PhD researchers, with LinkedIn groups serving computational biology, bioinformatics, and biotech careers.
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Added 7/2/2023

Monthly Stats

8
Views /mo
(+100%)
7
Visitors /mo
(+75%)
0
Referrals /mo
(-100%)

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