Monster oc ability analyses: odette briggs aka amphisiren
Sonar: odette has an acute sense of hearing, and can use echolocation to navigate murky waters. She can also making a wailing noise that sounds lime a woman crying. She can even emit a sonic wail strong enough to paralyze a human.
Amphbiousness: odette's piscine traits make her well sdapted for the water. Gills to help her breath, a stremlined body, and frins for propulsion.
Jaws: odette has a powerful bite force, and a mouth full of replacable piranha-like teeth. She can cursh reinforced steel with her jaws.
Chemical warfare: odette has two main chemcial weapons. The first being the ability to spit high pressure blasts of water from her mouth and gills. The force of these can knocm a grown man right off his feet. The second is that her dorsal fin contains barbs filled with venom similar that of a striped eel catfish.
Scales: odettes skin is covered with arapaima-like scales that are strong and flexible, protecting her from my conventional weaponry. Her skin also secretes a thin barrier of lubricating mucous.
Senses: odette has horizontally divided eyes that let her see abive and below the water's surface at the same time. She also has acute hearing and a keen sense of smell. She posesses catfish-liek abrbels that allow her to detect vibratiosn in the water and pinpoint their location. She also has a sense of electroreception, letting her detect low-voltage electrical senses eminating from the bioelectricity of living things.
Weaknesses: while odeet is technically amphbious, she is heavily impaired out of water, being rather slow and cumbersome, and also with her waterspitting ability and at risk of dehydration. Her acute hearing also leaves her vulnerable to intense frequencies.