Here you can find a lot of corals, shels, seaweeds and starfishes. All seaweeds have vertex colors for animation by vertex shader. BigShell_1 - 2614 triangles
Support, URP and HDRP shaders are here:
BigShell_2 - 2708 triangles
BigShell_3 - 5322 triangles
BigShell_4 - 5322 triangles
BigShell_4_pearl - 64 triangles
BigShellF_1 - 7286 triangles
BigShellF_2 - 7286 triangles
BigShellF_3 - 7286 triangles
BigShellF_4 - 7286 triangles
Coral1_Bowl_1 - 830 triangles
Coral1_Bowl_2 - 614 triangles
Coral2_G1 - 118 triangles
Coral2_G2 - 118 triangles
Coral2_G3 - 199 triangles
Coral2_Sheet1 - 45 triangles
Coral2_Sheet2 - 36 triangles
Coral2_Sheet3 - 37 triangles
Coral3_1 - 3302 triangles
Coral3_2 - 3866 triangles
Coral3_G1 - 14336 triangles
Coral3_G2 - 21504 triangles
Coral3_G3 - 35276 triangles
Coral4_1 - 834 triangles
Coral4_2 - 852 triangles
Coral4_3 - 1108 triangles
Coral4_Branch_1 - 230 triangles
Coral4_Branch_2 - 586 triangles
Coral4_Branch_3 - 522 triangles
Coral4_Branch_G1 - 1338 triangles
Coral4_Branch_G2 - 2676 triangles
Coral4_Branch_G3 - 6690 triangles
Coral4_G1 - 3646 triangles
Coral4_G2 - 3050 triangles
Coral4_G3 - 5588 triangles
CoralTussocks_2_tentacles1 - 169 triangles
CoralTussocks_2_tentacles2 - 169 triangles
CoralTussocks_2_tentacles3 - 169 triangles
CoralTussocks_2_tentaclesB1 - 4536 triangles
CoralTussocks_2_tentaclesB2 - 4536 triangles
CoralTussocks_4 - 1124 triangles
CoralTussocks1_1 - 1592 triangles
CoralTussocks1_2 - 1228 triangles
CoralTussocks1_G1 - 4048 triangles
CoralTussocks3_1 - 1786 triangles
CoralTussocks3_2 - 1726 triangles
CoralTussocks3_G1 - 3512 triangles
Echinus_shell - 4200 triangles
Seaweed1_1 - 246 triangles
Seaweed1_2 - 390 triangles
Seaweed1_3 - 534 triangles
Seaweed2_1 - 440 triangles
Seaweed2_2 - 680 triangles
Seaweed2_3 - 957 triangles
Seaweed3_1 - 3426 triangles
Seaweed3_2 - 3922 triangles
Shell1 - 664 triangles
Shell2 - 1400 triangles
Shell3 - 466 triangles
Starfish_1 - 2566 triangles
Starfish_2 - 1940 triangles
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