closeup of a african red knob sea star, tropical starfish specie from the indo-pacific ocean, marine life background

africa african animal animals background bottom closeup colorful dweller dwelling exotic fish fishes gray grey ground indo indopacific knob knobbed life linckii marine ocean oreasteridae pacific pet pets protoreaster red reef reefs sea specie species spine spined spiny star starfish starfishes stars trade tropical tubercle tubercles underwater vibrant water white