Ryuta Terada
@ryutaterada.bsky.social
Phycologist, Professor of Marine Botany, Kagoshima University
Happy Valentine’s Day!
Gametophytes of Alaria crassifolia (Laminariales) from Hokkaido, Japan.
Gametophytes of Alaria crassifolia (Laminariales) from Hokkaido, Japan.
February 11, 2026 at 10:42 PM
Happy Valentine’s Day!
Gametophytes of Alaria crassifolia (Laminariales) from Hokkaido, Japan.
Gametophytes of Alaria crassifolia (Laminariales) from Hokkaido, Japan.
A green alga, #Caulerpa chemnitzia var. laetevirens, from Kagoshima, Japan.
The characteristic ecophysiology of this #alga is reported at:
doi.org/10.1111/pre....
Terada et al. 2024
The characteristic ecophysiology of this #alga is reported at:
doi.org/10.1111/pre....
Terada et al. 2024
January 25, 2026 at 10:27 PM
A green alga, #Caulerpa chemnitzia var. laetevirens, from Kagoshima, Japan.
The characteristic ecophysiology of this #alga is reported at:
doi.org/10.1111/pre....
Terada et al. 2024
The characteristic ecophysiology of this #alga is reported at:
doi.org/10.1111/pre....
Terada et al. 2024
A green alga, Caulerpa okamurae, from Tomioka, Reihoku, Kumamoto Prefecture, Japan.
January 22, 2026 at 10:41 PM
A green alga, Caulerpa okamurae, from Tomioka, Reihoku, Kumamoto Prefecture, Japan.
January 13, 2026 at 11:18 PM
A red alga, Chondria lancifolia, from Nagashima Island, Kagoshima, Japan.
January 3, 2026 at 8:06 AM
A red alga, Chondria lancifolia, from Nagashima Island, Kagoshima, Japan.
Wishing you and yours health, happiness, and success in the new year.
January 2, 2026 at 10:27 PM
Wishing you and yours health, happiness, and success in the new year.
Please take a look at our new study revealing the phylogenetic identity and temperature effects on the photochemical efficiency of the edible green alga “Hitoegusa” (Gayralia spp., referred to as Monostroma nitidum in Japan) from Kagoshima and Okinawa, Japan.
link.springer.com/article/10.1...
link.springer.com/article/10.1...
The phylogenetic identity and temperature effects on the photochemical efficiency of the edible green alga “Hitoegusa” (Gayralia spp., referred to as Monostroma nitidum in Japan) from Kagoshima and Ok...
The green alga “Hitoegusa” (commonly referred to as Monostroma nitidum in Japan) is an important edible resource in Kagoshima and Okinawa. To clarify its phylogenetic relationships in these regions, w...
link.springer.com
December 23, 2025 at 10:27 PM
Please take a look at our new study revealing the phylogenetic identity and temperature effects on the photochemical efficiency of the edible green alga “Hitoegusa” (Gayralia spp., referred to as Monostroma nitidum in Japan) from Kagoshima and Okinawa, Japan.
link.springer.com/article/10.1...
link.springer.com/article/10.1...
Please take a look at our new review article on the nationwide long-term monitoring program in Japan, “Monitoring-Site 1000,” which summarizes 15 years of surveys (2008–2022) and reveals significant changes in seaweed community structure.
Terada et al. 2026 Phycol Res
doi.org/10.1111/pre....
Terada et al. 2026 Phycol Res
doi.org/10.1111/pre....
Significant changes in seaweed community structure revealed by a nationwide long‐term monitoring survey in Japan ‘Monitoring‐Site 1000’ over the past 15 years (2008–2022)
Significant changes in seaweed communities were identified at six sites in Japan through the long-term monitoring program ‘Monitoring Sites 1000.’ This study summarizes the results of 15 years of sur...
doi.org
December 11, 2025 at 9:55 PM
Please take a look at our new review article on the nationwide long-term monitoring program in Japan, “Monitoring-Site 1000,” which summarizes 15 years of surveys (2008–2022) and reveals significant changes in seaweed community structure.
Terada et al. 2026 Phycol Res
doi.org/10.1111/pre....
Terada et al. 2026 Phycol Res
doi.org/10.1111/pre....
The red alga, #Campylaephora hypnaeoides from Takeno, Hyogo Prefecture, Japan.
December 3, 2025 at 12:17 AM
The red alga, #Campylaephora hypnaeoides from Takeno, Hyogo Prefecture, Japan.
A red alga, #Campylaephora hypnaeoides from Takeno, Hyogo Prefecture, Japan.
December 1, 2025 at 11:23 PM
A red alga, #Campylaephora hypnaeoides from Takeno, Hyogo Prefecture, Japan.
November 15, 2025 at 12:07 AM
October 29, 2025 at 11:22 PM
Happy World Algae Day!
October 12
October 12
October 11, 2025 at 10:52 PM
Happy World Algae Day!
October 12
October 12
Please take a look at our new article on the reassessment of the taxonomic status of Dictyoteae algae from Japan. Congratulations to Dr. Christophe Vieira on this excellent work!
Christophe Vieira et al. 2025.
Journal of Phycology
DOI: 10.1111/jpy.70084
onlinelibrary.wiley.com/doi/10.1111/...
Christophe Vieira et al. 2025.
Journal of Phycology
DOI: 10.1111/jpy.70084
onlinelibrary.wiley.com/doi/10.1111/...
October 10, 2025 at 11:17 PM
Please take a look at our new article on the reassessment of the taxonomic status of Dictyoteae algae from Japan. Congratulations to Dr. Christophe Vieira on this excellent work!
Christophe Vieira et al. 2025.
Journal of Phycology
DOI: 10.1111/jpy.70084
onlinelibrary.wiley.com/doi/10.1111/...
Christophe Vieira et al. 2025.
Journal of Phycology
DOI: 10.1111/jpy.70084
onlinelibrary.wiley.com/doi/10.1111/...
The long summer break has come to an end, and the fall semester at Kagoshima University began last week. The Marine Botany Lab is offering the Phycology course (1b1212) on Monday mornings for undergraduate students in the Department of Fisheries. Welcome to the fascinating underwater world of algae!
October 4, 2025 at 11:30 PM
The long summer break has come to an end, and the fall semester at Kagoshima University began last week. The Marine Botany Lab is offering the Phycology course (1b1212) on Monday mornings for undergraduate students in the Department of Fisheries. Welcome to the fascinating underwater world of algae!
A green alga, Acetabularia ryukyuensis, from Kayo Beach, Okinawa, Japan.
October 4, 2025 at 10:32 PM
A green alga, Acetabularia ryukyuensis, from Kayo Beach, Okinawa, Japan.
Please take a look at our new article on the effects of desiccation and salinity gradients on the photochemical efficiency of a mesophotic green alga, Ryuguphycus kuaweuweu.
Terada et al. 2025
Phycological Resarch
doi.org/10.1111/pre....
Terada et al. 2025
Phycological Resarch
doi.org/10.1111/pre....
August 27, 2025 at 11:09 PM
Please take a look at our new article on the effects of desiccation and salinity gradients on the photochemical efficiency of a mesophotic green alga, Ryuguphycus kuaweuweu.
Terada et al. 2025
Phycological Resarch
doi.org/10.1111/pre....
Terada et al. 2025
Phycological Resarch
doi.org/10.1111/pre....
A brown alga, Saccharina japonica, found on Charatsunai Beach in Muroran City, Hokkaido.
July 30, 2025 at 11:21 PM
A brown alga, Saccharina japonica, found on Charatsunai Beach in Muroran City, Hokkaido.
A red alga, Gloiopeltis furcata, found on Charatsunai Beach, Muroran city, Hokkaido, Japan.
July 24, 2025 at 11:03 PM
A red alga, Gloiopeltis furcata, found on Charatsunai Beach, Muroran city, Hokkaido, Japan.
A brown alga, Myagropsis myagroides, found on Takeno, Hyogo Prefecture, Japan.
July 13, 2025 at 10:21 PM
A brown alga, Myagropsis myagroides, found on Takeno, Hyogo Prefecture, Japan.
Kallymenia perforata from Noshima, Nagashima Islands, Kagoshima.
July 13, 2025 at 7:04 AM
Kallymenia perforata from Noshima, Nagashima Islands, Kagoshima.
A brown alga, Sporochnus keyari found on Nagashima Island, Kagoshima Prefecture, Japan.
July 5, 2025 at 11:11 PM
A brown alga, Sporochnus keyari found on Nagashima Island, Kagoshima Prefecture, Japan.
A red alga, Dudresnaya kuroshioensis, found on Okinoerabu-jima Island in the Ryukyu Islands.
June 29, 2025 at 1:18 AM
A red alga, Dudresnaya kuroshioensis, found on Okinoerabu-jima Island in the Ryukyu Islands.
A green alga, Umbraulva amamiensis, found on Okinoerabu-jima Island in the Ryukyu Islands.
June 21, 2025 at 10:55 PM
A green alga, Umbraulva amamiensis, found on Okinoerabu-jima Island in the Ryukyu Islands.
Fucoid communities @ Nagashima Island, Kagoshima Prefecture
June 18, 2025 at 11:58 PM
Fucoid communities @ Nagashima Island, Kagoshima Prefecture