藻体の画像素材（写真・イラスト） 1ページ目

ミクロキスティス

ミカヅキモ

ミカヅキモ

ディノブリオン

「アオミドロ」が冬の池に大繁殖した例

「アオミドロ」が冬の池に大繁殖した例

「アオミドロ」が冬の池に大繁殖した例

「アオミドロ」が冬の池に大繁殖した例

「アオミドロ」が冬の池に大繁殖した例

Coloring of Sea Pebbles with marine shell, bottom pebble, seaweed algae, star. Hand drawn outline illustration. Marine, tropical composition for souvenir, posters, sticker, printing, banner.

Seamless aquatic pattern in outline style with marine reef elements. Fish, jellyfish, and turtles in underwater ocean theme. Doodle background ideal for textile or decor.

Seamless cartoon pattern with aquatic life. Underwater design of fish, crabs, and seashells in ocean and marine style. Bright sea creatures in aquatic theme, ideal for backgrounds decorative

Brown algae (fucus). macro

Underwater marine life in a round concept. Aquatic creatures and flora in a circle design. Ocean fauna and sea plants abstract doodle style, seamless background, flat format.

Underwater ocean heart outline. Aquatic concept with marine life, coral, and sea creatures. Unique heart shape in doodle style, abstract sketch design, perfect decorative aquatic artwork.

Seamless pattern of marine shells in flat style. Seashells and aquatic elements in cartoon design create an underwater and ocean summer background. Perfect for marine projects.

Underwater heart shape with marine life sticker in cartoon graphic style. Ocean creatures like coral, fish, octopus, turtle, and seaweed form aquatic concept. Flat and colorful, ideal for summer or

Round underwater life in flat style sticker. Circular design with fish, coral, turtle, and starfish. Marine concept with vibrant aquatic elements, ideal for ocean backgrounds or decorative use.

Circular underwater design with a marine concept. Round composition features seashells, ocean doodle swirls, and aquatic elements. Ideal for sea backgrounds or creative marine life patterns.

Round underwater concept of marine life sticker. Circular design with coral, jellyfish, starfish, and reef in a cartoon circle. Ocean doodle pattern, aquatic summer theme, perfect for backgrounds.

Seamless cartoon underwater shell pattern. Marine design with aquatic seashell shapes and ocean motifs. Vibrant doodle texture, playful sea elements, ideal for summer theme backgrounds.

Seamless underwater aquatic pattern with marine creatures. Ocean themed background featuring jellyfish, mollusks, and fish in outline style. Doodle design captures marine life in an abstract aquatic

ラン藻　ミクロキスティス

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

シャーク湾のストロマトライトの群生地

Cartoon underwater algae seaweeds, sea coral reef kelp and sponges, vector icons. Tropical undersea corals and seaweeds, sea and ocean seabed and underwater plants or actinia and aquatic flowers

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

ホホベニモウミウシのイラスト　海洋生物　クリップアート　挿絵　png　背景透過

Seaweeds and corals or sea algae and underwater plants, vector cartoon set. Ocean seaweeds and tropical undersea algae and kelp of laminaria leaf and green aquatic plants or seagrass and moss

ハメリンプールのストロマトライトの群生地

ラン藻　ミクロキスティス

ラン藻　ユレモ

原核生物

バイガモの清流で見かけたハグロトンボ

アオミドロの顕微鏡写真

ヒメイカ　イカの仲間　アマモ場の生物

Seamless underwater cartoon pattern of marine life. Aquatic creatures including turtle, jellyfish, starfish, and ocean fauna in colorful style. Playful marine world with summer vibes. Ideal as

Cartoon underwater seamless pattern set. Marine life with fish, coral, jellyfish, and starfish under the ocean. Sea creatures and plants create vibrant, aquatic backgrounds. Perfect for summer

Tranquil marine design set with sea creatures and aquatic plants. Includes vibrant colors of coral, seashells, and fish in an underwater ocean environment. For ocean life illustration graphic.

Cartoon vector set featuring tropical sea life. Includes colorful marine creatures such as fish, starfish, and coral reef elements, ideal for underwater or ocean-themed designs.

Ocean or sea coral reefs and seaweed collection isolated on white background.

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻に潜むハオコゼの幼魚

Underwater cartoon seaweed or sea algae and kelp alga of coral reef, cartoon vector. Ocean water plant or marine grass, aquatic weed spirulina and laminaria with green leaf for aquarium seaweed algae

ブラックロックフィッシュ

ブラックロックフィッシュ

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

Underwater seamless pattern with cartoon marine creatures. Turtle, starfish, crab, seashell, and shrimp repeat in an aquatic and ocean design. Colorful marine life arranged in a playful style,

ネンジュモ

バイガモの清流で見かけたハグロトンボ

Round underwater concept with marine life sticker. Ocean creatures like fish, turtle, and jellyfish in a vibrant circle. Reef, crab, and aquatic elements create a colorful doodle pattern. Perfect for

バイガモの清流で見かけたハグロトンボ

バイガモの清流で見かけたハグロトンボ

Seaweed and seashell one line illustration, continuous line isolated sketch, summer drawings set

手書き風キイロハギのカラーイラスト

Colorful horizontal vector border showcasing underwater marine elements. Coral, seashells, and marine animals displayed in vibrant, playful cartoon style fit for banners and graphics.

手書き風キイロハギイラスト

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

Kelp seaweed icon of underwater plant or sea algae of coral reef, vector emblem. Ocean water kelp plant or marine grass, aquatic spirulina or laminaria green leaf for aquarium seaweed or algae weed

ソウシハギ　幼魚　流れ藻の生物

原核生物・モノクロ

Vector pattern illustration with underwater marine life, including coral and seashells. Ideal for marine themed designs, summer graphics, childrens animated content and social media posts.

Underwater vector graphic featuring marine life elements and In Oceans Deep text. Vibrant corals and seashells create a lively marine themed design for banners and posters.

Starfish silhouette doodle crayon style. Marine creature in a flat style. Ocean life, graphic representation, undersea concept, potential for summer projects.

Seamless underwater pattern with marine life, including jellyfish, snails, and mollusks in an aquatic ocean design. Fine outline doodle art style captures the essence of sea creatures. Perfect ocean

Crab silhouette in chalk style. Marine creature in underwater ocean. Doodle visual style, potential for use aquariums or educational materials.

Round underwater sticker concept in marine outline style. Circular aquatic design with ocean life, swirl of seaweed, and animal motifs. Unique circle pattern with marine and aquatic elements, clean

Seamless pattern of sea Pebbles, marine coral, starfish, seaweed algae. Hand drawn watercolor underwater illustration on dark blue background. Marine, tropical print for wrapping paper, textile

Aquatic fish silhouette doodle. Graphic representation of an ocean creature. Undersea life, flat design, suitable for aquatic projects. Chalk and crayon style

Round underwater marine sticker sketch in a circle. Seashell, scallop, and snail with ocean pattern. Artistic concept for aquatic design, doodle style perfect for decorative texture.

Bright vector background pattern with underwater marine life. Includes coral, seashells, and aquatic creatures. Perfect for kids designs, summer themes, and marine graphics.

Seamless underwater pattern with marine fish outlines. Aquatic contour design featuring doodle ocean creatures and shapes. Perfect background for sea uses or aquatic designs.

Seaweed or sea algae of coral reef and underwater kelp, vector cartoon alga. Ocean water plant or marine grass and green moss leaf from aquarium, seaweed algae or aquatic weed spirulina and laminaria

椋梨ダムの白竜湖面に生える藻

Chalk turtle silhouette. Aquatic marine creature in the ocean. Underwater doodle style, flat design, suitable for educational material or decor in aquariums.

藻に覆われた椋梨ダム白竜湖の湖面

Starfish watercolor pattern. Seamless pattern isolated on white background. Cards, labels, wrapping paper, fabric, covers, clothing, textiles.

藻に覆われた椋梨ダム白竜湖の湖面

Watercolor Underwater seaweeds, corals and seashells. Hand drawn Illustration elements

Chalk seahorse icon. Crayon aquatic creature. Underwater marine world, doodle style, potential for summer projects.

Chalk seahorse silhouette. Crayon aquatic creature. Marine life in the ocean, flat style, potential for summer designs.

Underwater pattern sketch with round and heart shapes of seashells. Contour outline of marine elements and aquatic mollusks. Seamless concept with delicate sea background, showcasing shells in

生きた化石、ストロマトライトの群生地

Starfish, seashells, ship s steering wheels, seaweed and bubbles. Marine illustration hand drawn line art graphics in black and white monochrome. Seamless border repeating pattern.

Chalk turtle swims in ocean. Marine creature glides through aquatic world. Underwater doodle style, flat graphic format, suitable for summer themes or aquarium projects.

Seaweed algae of sea coral reef and underwater kelp or marine plant, cartoon vector. Ocean alga or water plant and marine grass or red leaf algae seaweed of spirulina or laminaria aquatic weed

Starfish silhouette shape chalk style. Marine creature shape. Aquatic life, ocean graphic, undersea chalk design, perfect for summer themes and aquarium backgrounds.

ディノブリオン

ハメリンプールのストロマトライトの群生

Starfish, shells, algae, watercolor. Illustration on a marine theme isolated on a white background. Cards, labels, invitations, posters, banners.

Starfish, seashells, ship s steering wheels, seaweed and bubbles. Marine illustration hand drawn line art graphics in black and white monochrome. Seamless border repeating pattern.

ハメリンプールの干潟

Coral or seaweed algae of sea and ocean kelp and marine plants, cartoon vector. Undersea or underwater plant of coral reef, actinia or tropical aquatic algae for marine pattern or seaweed decoration

Set of underwater banners with swimming stingrays above seafloor with starfish and plants.

Desmarestia ligulata brown seaweed isolated on white

シャーク湾、ストロマトライトの群生地

藻に覆われた椋梨ダム白竜湖の湖面

アオミドロの顕微鏡写真

Hand drawn marine animals and plants flat style set, underwater ecosystem for your design.

Dictyota dichotoma brown algae isolated on white. Forkweed seaweed.

コレオケーテ

Cartoon underwater algae seaweed or sea coral reef kelp and, vector. Tropical undersea laminaria and underwater seaweed of sea and ocean seabed, green aquatic plant or ocean algae leaves

Hand drawn marine animals and plants flat style set, underwater ecosystem for your design.

Hand drawn marine animals and plants flat style set, underwater ecosystem for your design.

微生物の水彩イラスト

Dictyota brown seaweed branch isolated on white

Cystoseira myriophylloides brown algae isolated on white

Gigartina pistillata red seaweed branch isolated on white.

Dictyota dichotoma or forkweed brown algae isolated on white.

Forkweed or dictyota dichotoma brown algae isolated on white.

Brown dictyota seaweed branch isolated on white

アオミドロの顕微鏡写真

Nitophyllum punctatum or spotted scarf weed pink seaweed isolated on white.

たくさんの青い透明な筒状の帯の中に連続する球状の泡模様が連続するイメージ

世界最古の生命体、ストロマトライトの群生

ブラックロックフィッシュの群れ

ブラックロックフィッシュの群れ

Halidrys siliquosa or sea oak brown algae isolated on white

ハメリンプールの干潟

Forked ribbon seaweed or dictyota dichotoma isolated on white.

Dictyopteris membranacea brown algae isolated on white

Dictyota dichotoma implexa brown seaweed isolated on white

Whales with seashells, starfishes, bubbles, algae and corals turquoise. Watercolor illustration hand drawn. Template on a white background

Codium tomentosum green seaweed isolated on white

Yellow pink seaweed with spotted thallus isolated on white.

Dictyopteris membranacea brown seaweed isolated on white

Seamless border of sea Pebbles, marine coral, starfish, seaweed algae. Hand drawn watercolor illustration. Marine, tropical collection for souvenir, posters, sticker, printing, banner

Seamless pattern of sea Pebbles, marine coral, starfish, seaweed algae. Hand drawn watercolor illustration. Marine, tropical print for wrapping paper, textile, fabric

Set of Sea Pebbles, marine coral, seaweed algae. Hand drawn watercolor illustration. Marine, tropical collection for souvenir, posters, sticker, printing, banner

Hand drawn marine animals and plants flat style set, underwater ecosystem for your design.

Seamless border of sea Pebbles, marine coral, seaweed algae. Hand drawn watercolor illustration. Marine, tropical collection for souvenir, posters, sticker, printing, banner.

Codium tomentosum green algae isolated on white

Seashells, starfishes, bubbles, algae and corals turquoise. Watercolor illustration hand drawn. Circle frame, wreath, template on a white background

Seashells, starfishes, bubbles, algae and corals turquoise. Watercolor illustration hand drawn. Circle frame, wreath, template on a white background

Vertical frame of sea Pebbles, marine coral, starfish, seaweed algae. Hand drawn watercolor illustration. Marine Border, tropical print for greeting card, invitation, baby shower

Seamless border of sea Pebbles, marine coral, starfish, seaweed algae. Hand drawn watercolor illustration. Marine, tropical collection for souvenir, posters, sticker, printing, banner

ミクロキスティス

Whales with seashells, starfishes, bubbles, algae, waves and corals turquoise. Watercolor illustration hand drawn. Template square frame on a white background

Seashells, starfishes, bubbles, algae and corals turquoise. Watercolor illustration hand drawn. Circle frame, wreath, template on a white background.

Seashells, starfishes, bubbles, algae and corals turquoise. Watercolor illustration hand drawn. Seamless border on a white background

Whales with seashells, starfishes, bubbles, algae and corals turquoise. Watercolor illustration hand drawn. Template on a white background.

Seamless border of sea Pebbles, marine coral, starfish, seaweed algae. Hand drawn watercolor illustration. Marine, tropical collection for souvenir, posters, sticker, printing, banner

微生物、細菌、菌類の水彩イメージイラスト

Marine composition of cute seahorse, seaweeds, seashells, water bubbles. Watercolor hand drawn illustration for children isolated on white background. For cards, posters, marine design.

Sea Pebbles with marine shell, bottom pebble, seaweed algae. Hand drawn watercolor illustration. Marine, tropical composition for souvenir, posters, sticker, printing, banner

Colored fish, seashell, bubbles, corals, algae, starfish and sea horse on white background

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

Whales with seashells, starfishes, bubbles, algae and corals turquoise. Watercolor illustration hand drawn. Template, frame on a white background.

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

イシクラゲ　顕微鏡画像

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

イボマタモ

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

ミドリイシ

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

Seashells with a cut, with holes in the curls of algae. Watercolor illustration. A set of a large set of WHALES. For decoration and design of beach and summer prints.

海藻　もずく　もづく　粘液質　光合成　泡　バブル　二酸化炭素　海　岸辺

Marine animals and plants silhouette set, underwater ecosystem black and white elements

Set doodle marine animals and plants, underwater ecosystem elements Coloring page

Seamless pattern with sea star and seaweed, flat vector

Set doodle marine animals and plants, underwater ecosystem elements Coloring page

Marine animals and plants silhouette set, underwater ecosystem black and white elements

ミカヅキモ

Blue and pink seaweed flat design seamless pattern

アオミドロの接合

Hand drawn marine animals and plants flat style set, underwater ecosystem for your design.

Set of sea animals poster. Blue, greeen, brown watercolor ocean jellyfish, medusa, fish aquarium, shell. Nautical wildlife marine illustration

Set of sea animals poster. Blue, greeen, brown watercolor ocean shell, fish aquarium, coral, medusa. Nautical wildlife marine illustration

Set of sea animals poster. Blue, greeen, brown watercolor ocean jellyfish, medusa, fish aquarium, shell, coral. Nautical wildlife marine illustration

Set of sea animals poster. Blue, greeen, brown watercolor ocean shell, fish aquarium, coral, medusa. Nautical wildlife marine illustration

ユーグレナ ミドリムシ Euglena

美しい外套膜を見せるヒレシャコガイ（Scalded clam）。パラオ

Set of sea animals poster. Blue, greeen, brown watercolor ocean shell, fish aquarium, coral, medusa. Nautical wildlife marine illustration

ラオスの「川海苔」（ポーンサワン／ラオス）

綺麗な川の小さな沢

少量の山水が流れる沢

たくさんの藻が繁殖する川

川に繁殖した緑色の藻

marine blue flowers with actin and corals. Cartoon

Tropical Sea Reef Underwater Life

Tropical sea shells and seaweeds set. Aquatic underwater flora and fauna vector illustration

英国　イギリス　水面　密集　浮き草　絨毯　緑色

Watercolor tropical set of gold seahorse, shell, fish, coral and laminaria. Underwater linear plants and animals isolated on white background. Aquatic illustration for design, print or background.

Octopus Guarding Treasure Chest on Seabed

Aquarium stone arch icon, cartoon style

Starfish, shells, corals, jellyfish, steering wheel on the background of spots and splashes of paint. Watercolor illustration. A border from the Symphony of the Sea collection. For decoration

Watercolor arrangement made from seaweeds in pastel colors. Illustration bouquet

藻 ソウ類 藻類