Plants · La Saladita, Guerrero

Sea Grapes

Caulerpa racemosa

Spanish: Alga uva marina

Sea Grapes (Caulerpa racemosa)
Photographed by yolcaquixtiani on iNaturalist · CC-BY-NC

Caulerpa racemosa is a species of green alga, a seaweed in the family Caulerpaceae. It is commonly known as sea grapes and is found in many areas of shallow sea around the world. There are a number of different forms and varieties, and one that appeared in the Mediterranean Sea in 1990 is giving cause for concern as an invasive species. Most often recorded in Dec, Apr.

TaxonomyUlvophyceae › Bryopsidales › Caulerpaceae
Local records2 research-grade observations within about 50 km of La Saladita (the survey box also takes in Zihuatanejo, Ixtapa and Troncones)
Global records3,045 on iNaturalist
Recorded here2019 – 2021
Months recorded near La Saladita
JanFebMarAprMayJunJulAugSepOctNovDec
Recent local sightings

Interactive card with more photos, sounds and similar species Plants guide iNaturalist Wikipedia

Cite as: “Sea Grapes (Caulerpa racemosa) at La Saladita”, La Saladita Field Guide, lasaladita.com/species/caulerpa-racemosa/, updated 2026-09-26. Observation counts and months come from iNaturalist research-grade records within about 50 km of 17.8375°N, 101.7606°W (the survey box also takes in Zihuatanejo, Ixtapa and Troncones); summary text from Wikipedia where present.