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Colorful coral reef scene with marine life in West Papua, Indonesia's underwater world.
📷 Tom Fisk · Pexels

Katrin reef

3.2 — based on 9 community signals
Spot nuevo

Katrin reef offers year-round diving in Indonesia with active community documentation and healthy coral systems worth exploring.

⭐ Best for beginners.

updated 4 months ago
Dificultad
Principiante
Shore entryFamily-friendlyBeginner

De un vistazo

Actividad
dive
Dificultad
beginner
Mejores meses
Todo el año

Mapa

Este spot Aeropuerto Spots cercanos
Mapa de ubicación de Katrin reef © Google · Datos del mapa © Google, colaboradores
Abrir en Google Maps

Condiciones hoy

Condiciones

Open-Meteo
Viento
7.8 kn
Olas
0.3 m
Agua
29.5°C
N E S W
Wind direction (7d)
Primary: ENE (16%)
Now: SE (138°)
Marea (7 días)
amplitud: 1.08m

Próxima: Baja a las 01:00 (+0.46m)

+1.1 m0 m+0.0 m
▼ 01:00 · +0.46m ▲ 05:00 · +0.66m ▼ 12:00 · +0m ▲ 20:00 · +0.79m
Sáb 19Dom 20Lun 21Mar 22Mié 23Jue 24Vie 25
UV9.05 · very high Aire PM2.510 · good 05:44 17:50
Día Viento Olas UV Lluvia
09-19 14.7 0.4 9 0mm
09-20 9 0.3 9 0mm
09-21 12 0.2 9 0mm
09-22 9.8 0.26 9 1mm
09-23 7.1 0.26 8 3mm
09-24 6.3 0.26 9 2mm
09-25 6.7 0.16 9 1mm
⚠ Coral bleaching: Watch — favorable conditions
DHW: 0.5°C-weeks · NOAA Coral Reef Watch

About this spot

Katrin reef sits in Indonesian waters as an accessible dive destination open to exploration throughout the year. The reef maintains healthy coral conditions, though monitoring remains active as part of broader regional conservation awareness. With three community videos and documented species observations available, the site has attracted enough diver interest to build a modest resource library for planning your visit. The reef's year-round accessibility makes it flexible for trip planning. Whether you're timing around monsoon patterns or simply working with your calendar, Katrin reef remains diveable across all seasons. The community documentation suggests moderate traffic and established routes, meaning you'll find useful firsthand accounts from recent divers. This is a spot where local knowledge matters. Check those community videos before you go—they'll show you current conditions, entry points, and what species you're likely to encounter. The reef sits outside any marine protected area, so access is straightforward. Water conditions and specific depth ratings aren't heavily documented, so arriving with a local guide or experienced buddy is smart practice.

📖 Guía: Buceo en Indonesia: 323 sitios, mantas y microfauna

Mejores meses

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Tipos de buceo

Arrecife

Esenciales del viaje

Todo lo que necesitas antes de hacer la maleta — checklist, sol, logística.

Trip checklist

  • 🛂 Visa-free or visa-on-arrival
  • 📜 C-card + dive insurance (DAN)
  • 📔 Dive logbook
  • 🧴 Reef-safe sunscreen SPF 50+
  • 🔌 Plug type C/F · 230V adapter
  • 💊 Seasickness meds + ear drops
  • 📱 Offline maps + emergency contact

Quick facts

  • 🌓 Moon First quarter · 47%
  • GPS
Información de sostenibilidad
🌍 CO2 footprint MAD ↔ 12938km · ~2976kg · €54

Desde tu país de salida

Estados Unidos
Puntuación de origen: 54/100
  • Visado: Visado a la llegada · 30 días máx.
  • Vuelo: 12h · directo
  • Jet-lag: 12h este · 8 días de recuperación

Preguntas frecuentes

When is the best time to dive Katrin reef?

Katrin reef is diveable year-round. Indonesia's seasonal patterns vary by region, so check local conditions and monsoon forecasts closer to your travel dates. Dry season (roughly May–September) typically offers calmer water, but the reef remains accessible throughout the year.

What depth and difficulty should I expect?

Specific depth and difficulty ratings aren't documented for Katrin reef. Watch the community videos and reach out to local dive operators before booking to confirm what's right for your training level and experience.

What marine life will I see?

Species observations have been recorded at Katrin reef, though details are limited. Community videos provide the best preview of what's currently active at the site. Expect typical Indonesian reef biodiversity, but confirm specifics with recent diver reports.

Do I need permits or certifications to dive here?

Katrin reef sits outside a marine protected area, so access is open. Standard dive certifications apply for any site. Always dive with a buddy or guide, and confirm current entry requirements with local operators before arrival.

Recently spotted by divers

iNaturalist →

Observaciones verificadas de especies marinas

65 registros · 49 especies · fuentes: OBIS, GBIF

Conus glans

Gastropoda · Conidae
OBIS
Última observación:
4 ene 2000
×2registros

Thyca crystallina

Gastropoda · Eulimidae
OBIS
Última observación:
4 ene 2000
×1registros

Tectus pyramis

Gastropoda · Tegulidae
OBIS
Última observación:
4 ene 2000
×1registros

Conus miles

Gastropoda · Conidae
OBIS
Última observación:
4 ene 2000
×1registros

Fromia monilis

Asteroidea · Goniasteridae
OBIS
Última observación:
3 ene 2000
×1registros

Halgerda

Gastropoda · Discodorididae
OBIS
Última observación:
3 ene 2000
×1registros

Conus rattus

Gastropoda · Conidae
OBIS
Última observación:
3 ene 2000
×1registros

Barbatia amygdalumtostum

Bivalvia · Arcidae
OBIS
Última observación:
3 ene 2000
×1registros

Linckia multifora

Asteroidea · Ophidiasteridae
OBIS
Última observación:
2 ene 2000
×2registros

Cryptoplax

Polyplacophora · Cryptoplacidae
OBIS
Última observación:
2 ene 2000
×1registros

Ophiocoma erinaceus

Ophiuroidea · Ophiocomidae
OBIS
Última observación:
2 ene 2000
×1registros

Parasalenia gratiosa

Echinoidea · Parasaleniidae
OBIS
Última observación:
2 ene 2000
×1registros

Datos: 187.991 observaciones de OBIS (Ocean Biodiversity Information System) y GBIF (Global Biodiversity Information Facility). CC-BY 4.0.

See this spot in action

YouTube videos — click to play.

Macro diving in Lembeh - Indonesia, August 2025 [4K|60fps]

kay blue
💬 3 top comments
  • OMG Baby Frog Fish!! 14:28. Unreal, so cute.

    @WDNCclubmember · 👍 0
  • Incredible UW macro videography...probably the best one on YT!

    @jonnieinbangkok · 👍 0
  • All these magnificent shots in 30 dives. WoW! I wanna go back to Lembeh...

    @bernardgiguere2752 · 👍 0

Diving Bali’s USAT Liberty Wreck: The ULTIMATE Guide (Snorkel + Scuba)

Aaron and Cassie
💬 2 top comments
  • Still 1 of my favourite ❤❤❤

    @catt138 · 👍 1
  • i thought about diving between Nusa Penida and Tulamben. These two are quite far away from each other. Logistic is an issue if you only have days. Plan early. The bump head parrotfish is resident of Sipadan.

    @Mansiang978 · 👍 1

30 Days in Diving & Sailing Paradise!

Back 2 Basics Adventures
💬 3 top comments
  • Better than National Geographic. I very much appreciate the in depth wildlife coverage. It's clear this took a lot of time & includes research as well as filming & editing & sincere efforts to preserve this delicate & fragile last paradise on earth.

    @bearrklia · 👍 6
  • That scuba edit was next level. Super fun writing.

    @bombadil776 · 👍 2
  • Wow, you upgraded your boat to a catamiran. Now your living the dream.

    @dgsean9775 · 👍 2
wind peaks Dec-Jan-Feb, calmest Jul-May-Jun.

Clima mensual de 5 años

60 muestras
0 5 10 15 20 25 JFMAMJJASOND
rango p25–p75 Mediana Viento (nudos) Aire (°C)
Visibility (month-by-month)
Best: May (100/100) Worst: Jan (0/100) Now: Sep (94/100) NOAA MODIS Aqua · 5y mean

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